113401666 has 16 divisors (see below), whose sum is σ = 195425280. Its totient is φ = 48345120.

The previous prime is 113401643. The next prime is 113401667. The reversal of 113401666 is 666104311.

It is not an unprimeable number, because it can be changed into a prime (113401667) 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 7 ways as a sum of consecutive naturals, for example, 18531 + ... + 23878.

It is an arithmetic number, because the mean of its divisors is an integer number (12214080).

Almost surely, 2^113401666 is an apocalyptic number.

113401666 is a deficient number, since it is larger than the sum of its proper divisors (82023614).

113401666 is a wasteful number, since it uses less digits than its factorization.

113401666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42609.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 113401666 is about 10649.0218330136. The cubic root of 113401666 is about 484.0309641415.

Adding to 113401666 its reverse (666104311), we get a palindrome (779505977).

The spelling of 113401666 in words is "one hundred thirteen million, four hundred one thousand, six hundred sixty-six".