252002204261 has 2 divisors, whose sum is σ = 252002204262. Its totient is φ = 252002204260.

The previous prime is 252002204239. The next prime is 252002204287. The reversal of 252002204261 is 162402200252.

It is an a-pointer prime, because the next prime (252002204287) can be obtained adding 252002204261 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 234691802500 + 17310401761 = 484450^2 + 131569^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252002204261 is a prime.

It is a super-2 number, since 2×252002204261² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252002204261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252002204221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126001102130 + 126001102131.

It is an arithmetic number, because the mean of its divisors is an integer number (126001102131).

Almost surely, 2^252002204261 is an apocalyptic number.

It is an amenable number.

252002204261 is a deficient number, since it is larger than the sum of its proper divisors (1).

252002204261 is an equidigital number, since it uses as much as digits as its factorization.

252002204261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 252002204261 in words is "two hundred fifty-two billion, two million, two hundred four thousand, two hundred sixty-one".