109958579 has 2 divisors, whose sum is σ = 109958580. Its totient is φ = 109958578.

The previous prime is 109958551. The next prime is 109958587. The reversal of 109958579 is 975859901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109958579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109958579.

It is not a weakly prime, because it can be changed into another prime (109958549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54979289 + 54979290.

It is an arithmetic number, because the mean of its divisors is an integer number (54979290).

Almost surely, 2^109958579 is an apocalyptic number.

109958579 is a deficient number, since it is larger than the sum of its proper divisors (1).

109958579 is an equidigital number, since it uses as much as digits as its factorization.

109958579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 53.

The square root of 109958579 is about 10486.1136270784. The cubic root of 109958579 is about 479.0818371250.

The spelling of 109958579 in words is "one hundred nine million, nine hundred fifty-eight thousand, five hundred seventy-nine".