252503523149 has 2 divisors, whose sum is σ = 252503523150. Its totient is φ = 252503523148.

The previous prime is 252503523137. The next prime is 252503523161. The reversal of 252503523149 is 941325305252.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (252503523137) and next prime (252503523161).

It can be written as a sum of positive squares in only one way, i.e., 156722557924 + 95780965225 = 395882^2 + 309485^2 .

It is a cyclic number.

It is not a de Polignac number, because 252503523149 - 2²⁰ = 252502474573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252503523119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126251761574 + 126251761575.

It is an arithmetic number, because the mean of its divisors is an integer number (126251761575).

Almost surely, 2^252503523149 is an apocalyptic number.

It is an amenable number.

252503523149 is a deficient number, since it is larger than the sum of its proper divisors (1).

252503523149 is an equidigital number, since it uses as much as digits as its factorization.

252503523149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 252503523149 in words is "two hundred fifty-two billion, five hundred three million, five hundred twenty-three thousand, one hundred forty-nine".