134531512 has 16 divisors (see below), whose sum is σ = 252498600. Its totient is φ = 67198560.

The previous prime is 134531503. The next prime is 134531521. The reversal of 134531512 is 215135431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (134531503) and next prime (134531521).

It is a super-2 number, since 2×134531512² = 36197455442012288, 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 3 ways as a sum of consecutive naturals, for example, 687 + ... + 16417.

Almost surely, 2^134531512 is an apocalyptic number.

It is an amenable number.

134531512 is a deficient number, since it is larger than the sum of its proper divisors (117967088).

134531512 is a wasteful number, since it uses less digits than its factorization.

134531512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16806 (or 16802 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 134531512 is about 11598.7720039666. The cubic root of 134531512 is about 512.3986864574.

Adding to 134531512 its reverse (215135431), we get a palindrome (349666943).

The spelling of 134531512 in words is "one hundred thirty-four million, five hundred thirty-one thousand, five hundred twelve".