53879230121 has 2 divisors, whose sum is σ = 53879230122. Its totient is φ = 53879230120.

The previous prime is 53879230099. The next prime is 53879230127. The reversal of 53879230121 is 12103297835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53331436096 + 547794025 = 230936^2 + 23405^2 .

It is a cyclic number.

It is not a de Polignac number, because 53879230121 - 2⁶ = 53879230057 is a prime.

It is not a weakly prime, because it can be changed into another prime (53879230127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26939615060 + 26939615061.

It is an arithmetic number, because the mean of its divisors is an integer number (26939615061).

Almost surely, 2^53879230121 is an apocalyptic number.

It is an amenable number.

53879230121 is a deficient number, since it is larger than the sum of its proper divisors (1).

53879230121 is an equidigital number, since it uses as much as digits as its factorization.

53879230121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 53879230121 in words is "fifty-three billion, eight hundred seventy-nine million, two hundred thirty thousand, one hundred twenty-one".