113261567 has 4 divisors (see below), whose sum is σ = 115118376. Its totient is φ = 111404760.

The previous prime is 113261563. The next prime is 113261609. The reversal of 113261567 is 765162311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765162311 = 67 ⋅11420333.

It is a cyclic number.

It is not a de Polignac number, because 113261567 - 2² = 113261563 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113261563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928313 + ... + 928434.

It is an arithmetic number, because the mean of its divisors is an integer number (28779594).

Almost surely, 2^113261567 is an apocalyptic number.

113261567 is a deficient number, since it is larger than the sum of its proper divisors (1856809).

113261567 is an equidigital number, since it uses as much as digits as its factorization.

113261567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856808.

The product of its digits is 7560, while the sum is 32.

The square root of 113261567 is about 10642.4417780883. The cubic root of 113261567 is about 483.8315543762.

The spelling of 113261567 in words is "one hundred thirteen million, two hundred sixty-one thousand, five hundred sixty-seven".