135072456 has 32 divisors (see below), whose sum is σ = 348576000. Its totient is φ = 43571520.

The previous prime is 135072437. The next prime is 135072467. The reversal of 135072456 is 654270531.

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, 90031 + ... + 91518.

It is an arithmetic number, because the mean of its divisors is an integer number (10893000).

Almost surely, 2^135072456 is an apocalyptic number.

It is an amenable number.

135072456 is an abundant number, since it is smaller than the sum of its proper divisors (213503544).

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

135072456 is a wasteful number, since it uses less digits than its factorization.

135072456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181589 (or 181585 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 135072456 is about 11622.0676301594. The cubic root of 135072456 is about 513.0845438978.

The spelling of 135072456 in words is "one hundred thirty-five million, seventy-two thousand, four hundred fifty-six".