1039860291979 has 2 divisors, whose sum is σ = 1039860291980. Its totient is φ = 1039860291978.

The previous prime is 1039860291971. The next prime is 1039860291991. The reversal of 1039860291979 is 9791920689301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1039860291979 - 2³ = 1039860291971 is a prime.

It is a super-2 number, since 2×1039860291979² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1039860291979.

It is not a weakly prime, because it can be changed into another prime (1039860291971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519930145989 + 519930145990.

It is an arithmetic number, because the mean of its divisors is an integer number (519930145990).

Almost surely, 2^{1039860291979} is an apocalyptic number.

1039860291979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1039860291979 is an equidigital number, since it uses as much as digits as its factorization.

1039860291979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13226976, while the sum is 64.

The spelling of 1039860291979 in words is "one trillion, thirty-nine billion, eight hundred sixty million, two hundred ninety-one thousand, nine hundred seventy-nine".