134312511400 has 48 divisors (see below), whose sum is σ = 312561763740. Its totient is φ = 53675942400.

The previous prime is 134312511343. The next prime is 134312511409. The reversal of 134312511400 is 4115213431.

It can be written as a sum of positive squares in 6 ways, for example, as 53031641796 + 81280869604 = 230286^2 + 285098^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (134312511409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86691 + ... + 525490.

Almost surely, 2^134312511400 is an apocalyptic number.

134312511400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134312511400 is an abundant number, since it is smaller than the sum of its proper divisors (178249252340).

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

134312511400 is a wasteful number, since it uses less digits than its factorization.

134312511400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613294 (or 613285 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 134312511400 its reverse (4115213431), we get a palindrome (138427724831).

The spelling of 134312511400 in words is "one hundred thirty-four billion, three hundred twelve million, five hundred eleven thousand, four hundred".