113421642 has 16 divisors (see below), whose sum is σ = 227985600. Its totient is φ = 37616832.

The previous prime is 113421641. The next prime is 113421673. The reversal of 113421642 is 246124311.

It is not an unprimeable number, because it can be changed into a prime (113421641) 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, 46303 + ... + 48690.

It is an arithmetic number, because the mean of its divisors is an integer number (14249100).

Almost surely, 2^113421642 is an apocalyptic number.

113421642 is an abundant number, since it is smaller than the sum of its proper divisors (114563958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113421642 is a wasteful number, since it uses less digits than its factorization.

113421642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95197.

The product of its digits is 1152, while the sum is 24.

The square root of 113421642 is about 10649.9597182337. The cubic root of 113421642 is about 484.0593835796.

Adding to 113421642 its reverse (246124311), we get a palindrome (359545953).

The spelling of 113421642 in words is "one hundred thirteen million, four hundred twenty-one thousand, six hundred forty-two".