135446432 has 36 divisors (see below), whose sum is σ = 293114178. Its totient is φ = 61564800.

The previous prime is 135446417. The next prime is 135446447. The reversal of 135446432 is 234644531.

It is an interprime number because it is at equal distance from previous prime (135446417) and next prime (135446447).

It can be written as a sum of positive squares in only one way, i.e., 112444816 + 23001616 = 10604^2 + 4796^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13619 + ... + 21362.

Almost surely, 2^135446432 is an apocalyptic number.

It is an amenable number.

135446432 is an abundant number, since it is smaller than the sum of its proper divisors (157667746).

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

135446432 is a wasteful number, since it uses less digits than its factorization.

135446432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35013 (or 34994 counting only the distinct ones).

The product of its digits is 34560, while the sum is 32.

The square root of 135446432 is about 11638.1455567457. The cubic root of 135446432 is about 513.5576344036.

It can be divided in two parts, 13 and 5446432, that added together give a palindrome (5446445).

The spelling of 135446432 in words is "one hundred thirty-five million, four hundred forty-six thousand, four hundred thirty-two".