14891502253 has 2 divisors, whose sum is σ = 14891502254. Its totient is φ = 14891502252.

The previous prime is 14891502239. The next prime is 14891502259. The reversal of 14891502253 is 35220519841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14572594089 + 318908164 = 120717^2 + 17858^2 .

It is a cyclic number.

It is not a de Polignac number, because 14891502253 - 2¹⁷ = 14891371181 is a prime.

It is a super-2 number, since 2×14891502253² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14891502259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7445751126 + 7445751127.

It is an arithmetic number, because the mean of its divisors is an integer number (7445751127).

Almost surely, 2^14891502253 is an apocalyptic number.

It is an amenable number.

14891502253 is a deficient number, since it is larger than the sum of its proper divisors (1).

14891502253 is an equidigital number, since it uses as much as digits as its factorization.

14891502253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 14891502253 in words is "fourteen billion, eight hundred ninety-one million, five hundred two thousand, two hundred fifty-three".