403123152545539 has 2 divisors, whose sum is σ = 403123152545540. Its totient is φ = 403123152545538.

The previous prime is 403123152545431. The next prime is 403123152545567. The reversal of 403123152545539 is 935545251321304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 403123152545539 - 2¹¹ = 403123152543491 is a prime.

It is a super-2 number, since 2×403123152545539² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (403123152545639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201561576272769 + 201561576272770.

It is an arithmetic number, because the mean of its divisors is an integer number (201561576272770).

Almost surely, 2^{403123152545539} is an apocalyptic number.

403123152545539 is a deficient number, since it is larger than the sum of its proper divisors (1).

403123152545539 is an equidigital number, since it uses as much as digits as its factorization.

403123152545539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720000, while the sum is 52.

The spelling of 403123152545539 in words is "four hundred three trillion, one hundred twenty-three billion, one hundred fifty-two million, five hundred forty-five thousand, five hundred thirty-nine".