157373 has 4 divisors (see below), whose sum is σ = 158268. Its totient is φ = 156480.

The previous prime is 157363. The next prime is 157393. The reversal of 157373 is 373751.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 77284 + 80089 = 278^2 + 283^2 .

It is a cyclic number.

It is not a de Polignac number, because 157373 - 2¹² = 153277 is a prime.

It is a super-2 number, since 2×157373² = 49532522258, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86 + ... + 567.

It is an arithmetic number, because the mean of its divisors is an integer number (39567).

2¹⁵⁷³⁷³ is an apocalyptic number.

It is an amenable number.

157373 is a deficient number, since it is larger than the sum of its proper divisors (895).

157373 is an equidigital number, since it uses as much as digits as its factorization.

157373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894.

The product of its digits is 2205, while the sum is 26.

The square root of 157373 is about 396.7026594315. The cubic root of 157373 is about 53.9895956178.

The spelling of 157373 in words is "one hundred fifty-seven thousand, three hundred seventy-three".