162537023 has 4 divisors (see below), whose sum is σ = 177313128. Its totient is φ = 147760920.

The previous prime is 162537007. The next prime is 162537043. The reversal of 162537023 is 320735261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 162537023 - 2⁴ = 162537007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162537043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7388036 + ... + 7388057.

It is an arithmetic number, because the mean of its divisors is an integer number (44328282).

Almost surely, 2^162537023 is an apocalyptic number.

162537023 is a deficient number, since it is larger than the sum of its proper divisors (14776105).

162537023 is a wasteful number, since it uses less digits than its factorization.

162537023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14776104.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 162537023 is about 12749.0008628127. Note that the first 3 decimals coincide. The cubic root of 162537023 is about 545.7378810900.

The spelling of 162537023 in words is "one hundred sixty-two million, five hundred thirty-seven thousand, twenty-three".