252315011461 has 2 divisors, whose sum is σ = 252315011462. Its totient is φ = 252315011460.

The previous prime is 252315011419. The next prime is 252315011519. The reversal of 252315011461 is 164110513252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 234014062500 + 18300948961 = 483750^2 + 135281^2 .

It is a cyclic number.

It is not a de Polignac number, because 252315011461 - 2¹¹ = 252315009413 is a prime.

It is a super-2 number, since 2×252315011461² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252315012461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126157505730 + 126157505731.

It is an arithmetic number, because the mean of its divisors is an integer number (126157505731).

Almost surely, 2^252315011461 is an apocalyptic number.

It is an amenable number.

252315011461 is a deficient number, since it is larger than the sum of its proper divisors (1).

252315011461 is an equidigital number, since it uses as much as digits as its factorization.

252315011461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 252315011461 in words is "two hundred fifty-two billion, three hundred fifteen million, eleven thousand, four hundred sixty-one".