137429532 has 36 divisors (see below), whose sum is σ = 347777976. Its totient is φ = 45758880.

The previous prime is 137429519. The next prime is 137429533. The reversal of 137429532 is 235924731.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137429533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44998 + ... + 47954.

Almost surely, 2^137429532 is an apocalyptic number.

137429532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

137429532 is an abundant number, since it is smaller than the sum of its proper divisors (210348444).

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

137429532 is a wasteful number, since it uses less digits than its factorization.

137429532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258 (or 4253 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 137429532 is about 11723.0342488624. The cubic root of 137429532 is about 516.0518696731.

The spelling of 137429532 in words is "one hundred thirty-seven million, four hundred twenty-nine thousand, five hundred thirty-two".