514125101261 has 2 divisors, whose sum is σ = 514125101262. Its totient is φ = 514125101260.

The previous prime is 514125101251. The next prime is 514125101263. The reversal of 514125101261 is 162101521415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 497356405225 + 16768696036 = 705235^2 + 129494^2 .

It is a cyclic number.

It is not a de Polignac number, because 514125101261 - 2²⁶ = 514057992397 is a prime.

Together with 514125101263, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514125101263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257062550630 + 257062550631.

It is an arithmetic number, because the mean of its divisors is an integer number (257062550631).

Almost surely, 2^514125101261 is an apocalyptic number.

It is an amenable number.

514125101261 is a deficient number, since it is larger than the sum of its proper divisors (1).

514125101261 is an equidigital number, since it uses as much as digits as its factorization.

514125101261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 514125101261 its reverse (162101521415), we get a palindrome (676226622676).

The spelling of 514125101261 in words is "five hundred fourteen billion, one hundred twenty-five million, one hundred one thousand, two hundred sixty-one".