111402360407539 has 2 divisors, whose sum is σ = 111402360407540. Its totient is φ = 111402360407538.

The previous prime is 111402360407519. The next prime is 111402360407543. The reversal of 111402360407539 is 935704063204111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111402360407539 - 2¹⁹ = 111402359883251 is a prime.

It is a super-3 number, since 3×111402360407539³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (111402360407519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55701180203769 + 55701180203770.

It is an arithmetic number, because the mean of its divisors is an integer number (55701180203770).

Almost surely, 2^{111402360407539} is an apocalyptic number.

111402360407539 is a deficient number, since it is larger than the sum of its proper divisors (1).

111402360407539 is an equidigital number, since it uses as much as digits as its factorization.

111402360407539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 111402360407539 in words is "one hundred eleven trillion, four hundred two billion, three hundred sixty million, four hundred seven thousand, five hundred thirty-nine".