797137523 has 16 divisors (see below), whose sum is σ = 981946560. Its totient is φ = 630153216.

The previous prime is 797137507. The next prime is 797137559. The reversal of 797137523 is 325731797.

It is not a de Polignac number, because 797137523 - 2⁴ = 797137507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (797137573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125111 + ... + 131327.

It is an arithmetic number, because the mean of its divisors is an integer number (61371660).

Almost surely, 2^797137523 is an apocalyptic number.

797137523 is a deficient number, since it is larger than the sum of its proper divisors (184809037).

797137523 is a wasteful number, since it uses less digits than its factorization.

797137523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7646.

The product of its digits is 277830, while the sum is 44.

The square root of 797137523 is about 28233.6239792202. The cubic root of 797137523 is about 927.2092400911.

The spelling of 797137523 in words is "seven hundred ninety-seven million, one hundred thirty-seven thousand, five hundred twenty-three".