1001113402439 has 2 divisors, whose sum is σ = 1001113402440. Its totient is φ = 1001113402438.

The previous prime is 1001113402423. The next prime is 1001113402447. The reversal of 1001113402439 is 9342043111001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001113402439 - 2⁴ = 1001113402423 is a prime.

It is a super-2 number, since 2×1001113402439² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001113402039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500556701219 + 500556701220.

It is an arithmetic number, because the mean of its divisors is an integer number (500556701220).

Almost surely, 2^{1001113402439} is an apocalyptic number.

1001113402439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001113402439 is an equidigital number, since it uses as much as digits as its factorization.

1001113402439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 1001113402439 in words is "one trillion, one billion, one hundred thirteen million, four hundred two thousand, four hundred thirty-nine".