122870539 has 6 divisors (see below), whose sum is σ = 135056180. Its totient is φ = 111700380.

The previous prime is 122870521. The next prime is 122870551. The reversal of 122870539 is 935078221.

It is not a de Polignac number, because 122870539 - 2⁵ = 122870507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122870498 and 122870507.

It is not an unprimeable number, because it can be changed into a prime (122870519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 507609 + ... + 507850.

Almost surely, 2^122870539 is an apocalyptic number.

122870539 is a deficient number, since it is larger than the sum of its proper divisors (12185641).

122870539 is a wasteful number, since it uses less digits than its factorization.

122870539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015481 (or 1015470 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 122870539 is about 11084.6984171875. The cubic root of 122870539 is about 497.1444412819.

The spelling of 122870539 in words is "one hundred twenty-two million, eight hundred seventy thousand, five hundred thirty-nine".