14487231251 has 2 divisors, whose sum is σ = 14487231252. Its totient is φ = 14487231250.

The previous prime is 14487231247. The next prime is 14487231277. The reversal of 14487231251 is 15213278441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14487231251 - 2² = 14487231247 is a prime.

It is not a weakly prime, because it can be changed into another prime (14487231211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7243615625 + 7243615626.

It is an arithmetic number, because the mean of its divisors is an integer number (7243615626).

Almost surely, 2^14487231251 is an apocalyptic number.

14487231251 is a deficient number, since it is larger than the sum of its proper divisors (1).

14487231251 is an equidigital number, since it uses as much as digits as its factorization.

14487231251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 38.

The spelling of 14487231251 in words is "fourteen billion, four hundred eighty-seven million, two hundred thirty-one thousand, two hundred fifty-one".