157245267 has 4 divisors (see below), whose sum is σ = 209660360. Its totient is φ = 104830176.

The previous prime is 157245233. The next prime is 157245269. The reversal of 157245267 is 762542751.

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

It is not a de Polignac number, because 157245267 - 2¹⁵ = 157212499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157245269) 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, 26207542 + ... + 26207547.

It is an arithmetic number, because the mean of its divisors is an integer number (52415090).

Almost surely, 2^157245267 is an apocalyptic number.

157245267 is a deficient number, since it is larger than the sum of its proper divisors (52415093).

157245267 is an equidigital number, since it uses as much as digits as its factorization.

157245267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52415092.

The product of its digits is 117600, while the sum is 39.

The square root of 157245267 is about 12539.7474854959. The cubic root of 157245267 is about 539.7498464120.

The spelling of 157245267 in words is "one hundred fifty-seven million, two hundred forty-five thousand, two hundred sixty-seven".