126567401503 has 2 divisors, whose sum is σ = 126567401504. Its totient is φ = 126567401502.

The previous prime is 126567401483. The next prime is 126567401537. The reversal of 126567401503 is 305104765621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126567401503 - 2²⁵ = 126533847071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126567401563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63283700751 + 63283700752.

It is an arithmetic number, because the mean of its divisors is an integer number (63283700752).

Almost surely, 2^126567401503 is an apocalyptic number.

126567401503 is a deficient number, since it is larger than the sum of its proper divisors (1).

126567401503 is an equidigital number, since it uses as much as digits as its factorization.

126567401503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 126567401503 in words is "one hundred twenty-six billion, five hundred sixty-seven million, four hundred one thousand, five hundred three".