134430340 has 48 divisors (see below), whose sum is σ = 314544384. Its totient is φ = 47840000.

The previous prime is 134430323. The next prime is 134430383. The reversal of 134430340 is 43034431.

134430340 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

134430340 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3840 + ... + 16840.

It is an arithmetic number, because the mean of its divisors is an integer number (6553008).

Almost surely, 2^134430340 is an apocalyptic number.

134430340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134430340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157272192).

134430340 is an abundant number, since it is smaller than the sum of its proper divisors (180114044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134430340 is a wasteful number, since it uses less digits than its factorization.

134430340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13068 (or 13066 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 134430340 is about 11594.4098599282. The cubic root of 134430340 is about 512.2702075115.

Adding to 134430340 its reverse (43034431), we get a palindrome (177464771).

It can be divided in two parts, 1344 and 30340, that added together give a square (31684 = 178²).

The spelling of 134430340 in words is "one hundred thirty-four million, four hundred thirty thousand, three hundred forty".