157323201 has 16 divisors (see below), whose sum is σ = 239923200. Its totient is φ = 89826768.

The previous prime is 157323167. The next prime is 157323203. The reversal of 157323201 is 102323751.

It is not a de Polignac number, because 157323201 - 2⁶ = 157323137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157323203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34810 + ... + 39068.

It is an arithmetic number, because the mean of its divisors is an integer number (14995200).

Almost surely, 2^157323201 is an apocalyptic number.

It is an amenable number.

157323201 is a deficient number, since it is larger than the sum of its proper divisors (82599999).

157323201 is a wasteful number, since it uses less digits than its factorization.

157323201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6028.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 157323201 is about 12542.8545794010. The cubic root of 157323201 is about 539.8390020727.

Adding to 157323201 its reverse (102323751), we get a palindrome (259646952).

The spelling of 157323201 in words is "one hundred fifty-seven million, three hundred twenty-three thousand, two hundred one".