134512340 has 24 divisors (see below), whose sum is σ = 286457472. Its totient is φ = 53046560.

The previous prime is 134512337. The next prime is 134512363. The reversal of 134512340 is 43215431.

It is a super-2 number, since 2×134512340² = 36187139224551200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45944 + ... + 48783.

It is an arithmetic number, because the mean of its divisors is an integer number (11935728).

Almost surely, 2^134512340 is an apocalyptic number.

134512340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134512340 is an abundant number, since it is smaller than the sum of its proper divisors (151945132).

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

134512340 is a wasteful number, since it uses less digits than its factorization.

134512340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94807 (or 94805 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 134512340 is about 11597.9455077182. The cubic root of 134512340 is about 512.3743447643.

Adding to 134512340 its reverse (43215431), we get a palindrome (177727771).

The spelling of 134512340 in words is "one hundred thirty-four million, five hundred twelve thousand, three hundred forty".