122515305053 has 4 divisors (see below), whose sum is σ = 122517813888. Its totient is φ = 122512796220.

The previous prime is 122515304903. The next prime is 122515305061. The reversal of 122515305053 is 350503515221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122515305053 - 2¹⁰ = 122515304029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122515305553) 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, 1179683 + ... + 1279328.

It is an arithmetic number, because the mean of its divisors is an integer number (30629453472).

Almost surely, 2^122515305053 is an apocalyptic number.

It is an amenable number.

122515305053 is a deficient number, since it is larger than the sum of its proper divisors (2508835).

122515305053 is an equidigital number, since it uses as much as digits as its factorization.

122515305053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508834.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 122515305053 in words is "one hundred twenty-two billion, five hundred fifteen million, three hundred five thousand, fifty-three".