113959465 has 4 divisors (see below), whose sum is σ = 136751364. Its totient is φ = 91167568.

The previous prime is 113959463. The next prime is 113959481. The reversal of 113959465 is 564959311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 564959311 = 7 ⋅80708473.

It can be written as a sum of positive squares in 2 ways, for example, as 70610409 + 43349056 = 8403^2 + 6584^2 .

It is a cyclic number.

It is not a de Polignac number, because 113959465 - 2¹ = 113959463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113959463) 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 3 ways as a sum of consecutive naturals, for example, 11395942 + ... + 11395951.

It is an arithmetic number, because the mean of its divisors is an integer number (34187841).

Almost surely, 2^113959465 is an apocalyptic number.

It is an amenable number.

113959465 is a deficient number, since it is larger than the sum of its proper divisors (22791899).

113959465 is an equidigital number, since it uses as much as digits as its factorization.

113959465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22791898.

The product of its digits is 145800, while the sum is 43.

The square root of 113959465 is about 10675.1798579696. The cubic root of 113959465 is about 484.8232820590.

The spelling of 113959465 in words is "one hundred thirteen million, nine hundred fifty-nine thousand, four hundred sixty-five".