156532053 has 8 divisors (see below), whose sum is σ = 215906400. Its totient is φ = 100756208.

The previous prime is 156532049. The next prime is 156532069. The reversal of 156532053 is 350235651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 156532053 - 2² = 156532049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 156532053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156532003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 899523 + ... + 899696.

It is an arithmetic number, because the mean of its divisors is an integer number (26988300).

Almost surely, 2^156532053 is an apocalyptic number.

It is an amenable number.

156532053 is a deficient number, since it is larger than the sum of its proper divisors (59374347).

156532053 is a wasteful number, since it uses less digits than its factorization.

156532053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799251.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 156532053 is about 12511.2770331409. The cubic root of 156532053 is about 538.9325655715.

The spelling of 156532053 in words is "one hundred fifty-six million, five hundred thirty-two thousand, fifty-three".