156053406 has 16 divisors (see below), whose sum is σ = 315325584. Its totient is φ = 51481344.

The previous prime is 156053399. The next prime is 156053419. The reversal of 156053406 is 604350651.

It is a Curzon number.

It is a congruent number.

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, 133485 + ... + 134648.

It is an arithmetic number, because the mean of its divisors is an integer number (19707849).

Almost surely, 2^156053406 is an apocalyptic number.

156053406 is an abundant number, since it is smaller than the sum of its proper divisors (159272178).

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

156053406 is a wasteful number, since it uses less digits than its factorization.

156053406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268235.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 156053406 is about 12492.1337648938. The cubic root of 156053406 is about 538.3826849376.

The spelling of 156053406 in words is "one hundred fifty-six million, fifty-three thousand, four hundred six".