10142232979 has 2 divisors, whose sum is σ = 10142232980. Its totient is φ = 10142232978.

The previous prime is 10142232967. The next prime is 10142233007. The reversal of 10142232979 is 97923224101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10142232979 - 2¹³ = 10142224787 is a prime.

It is not a weakly prime, because it can be changed into another prime (10142232949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5071116489 + 5071116490.

It is an arithmetic number, because the mean of its divisors is an integer number (5071116490).

Almost surely, 2^10142232979 is an apocalyptic number.

10142232979 is a deficient number, since it is larger than the sum of its proper divisors (1).

10142232979 is an equidigital number, since it uses as much as digits as its factorization.

10142232979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 10142232979 in words is "ten billion, one hundred forty-two million, two hundred thirty-two thousand, nine hundred seventy-nine".