10242979 has 2 divisors, whose sum is σ = 10242980. Its totient is φ = 10242978.

The previous prime is 10242977. The next prime is 10242983. The reversal of 10242979 is 97924201.

It is a happy number.

10242979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10242979 - 2¹ = 10242977 is a prime.

Together with 10242977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10242977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121489 + 5121490.

It is an arithmetic number, because the mean of its divisors is an integer number (5121490).

Almost surely, 2^10242979 is an apocalyptic number.

10242979 is a deficient number, since it is larger than the sum of its proper divisors (1).

10242979 is an equidigital number, since it uses as much as digits as its factorization.

10242979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 10242979 is about 3200.4654349016. The cubic root of 10242979 is about 217.1744652288.

The spelling of 10242979 in words is "ten million, two hundred forty-two thousand, nine hundred seventy-nine".