113263579 has 16 divisors (see below), whose sum is σ = 140071680. Its totient is φ = 90041760.

The previous prime is 113263559. The next prime is 113263583. The reversal of 113263579 is 975362311.

It is not a de Polignac number, because 113263579 - 2⁵ = 113263547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113263529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18127 + ... + 23560.

It is an arithmetic number, because the mean of its divisors is an integer number (8754480).

Almost surely, 2^113263579 is an apocalyptic number.

113263579 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

113263579 is a deficient number, since it is larger than the sum of its proper divisors (26808101).

113263579 is a wasteful number, since it uses less digits than its factorization.

113263579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41730.

The product of its digits is 34020, while the sum is 37.

The square root of 113263579 is about 10642.5363048476. The cubic root of 113263579 is about 483.8344193178.

The spelling of 113263579 in words is "one hundred thirteen million, two hundred sixty-three thousand, five hundred seventy-nine".