12257535403 has 2 divisors, whose sum is σ = 12257535404. Its totient is φ = 12257535402.

The previous prime is 12257535391. The next prime is 12257535419. The reversal of 12257535403 is 30453575221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12257535403 - 2⁵ = 12257535371 is a prime.

It is not a weakly prime, because it can be changed into another prime (12257535203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6128767701 + 6128767702.

It is an arithmetic number, because the mean of its divisors is an integer number (6128767702).

Almost surely, 2^12257535403 is an apocalyptic number.

12257535403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12257535403 is an equidigital number, since it uses as much as digits as its factorization.

12257535403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 37.

The spelling of 12257535403 in words is "twelve billion, two hundred fifty-seven million, five hundred thirty-five thousand, four hundred three".