113699669 has 4 divisors (see below), whose sum is σ = 115563660. Its totient is φ = 111835680.

The previous prime is 113699659. The next prime is 113699699. The reversal of 113699669 is 966996311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3659569 + 110040100 = 1913^2 + 10490^2 .

It is a cyclic number.

It is not a de Polignac number, because 113699669 - 2¹⁶ = 113634133 is a prime.

It is a super-2 number, since 2×113699669² = 25855229461419122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113699659) 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, 931904 + ... + 932025.

It is an arithmetic number, because the mean of its divisors is an integer number (28890915).

Almost surely, 2^113699669 is an apocalyptic number.

It is an amenable number.

113699669 is a deficient number, since it is larger than the sum of its proper divisors (1863991).

113699669 is an equidigital number, since it uses as much as digits as its factorization.

113699669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863990.

The product of its digits is 472392, while the sum is 50.

The square root of 113699669 is about 10663.0046891109. The cubic root of 113699669 is about 484.4545808281.

The spelling of 113699669 in words is "one hundred thirteen million, six hundred ninety-nine thousand, six hundred sixty-nine".