10098979 has 4 divisors (see below), whose sum is σ = 11017080. Its totient is φ = 9180880.

The previous prime is 10098973. The next prime is 10098983. The reversal of 10098979 is 97989001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97989001 = 11 ⋅8908091.

It is a cyclic number.

It is not a de Polignac number, because 10098979 - 2⁵ = 10098947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10098973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459034 + ... + 459055.

It is an arithmetic number, because the mean of its divisors is an integer number (2754270).

Almost surely, 2^10098979 is an apocalyptic number.

10098979 is a deficient number, since it is larger than the sum of its proper divisors (918101).

10098979 is an equidigital number, since it uses as much as digits as its factorization.

10098979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918100.

The product of its (nonzero) digits is 40824, while the sum is 43.

The square root of 10098979 is about 3177.8890792474. The cubic root of 10098979 is about 216.1519492676.

The spelling of 10098979 in words is "ten million, ninety-eight thousand, nine hundred seventy-nine".