113011550 has 48 divisors (see below), whose sum is σ = 221302800. Its totient is φ = 42873600.

The previous prime is 113011543. The next prime is 113011559. The reversal of 113011550 is 55110311.

It is a super-2 number, since 2×113011550² = 25543220866805000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113011559) 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 23 ways as a sum of consecutive naturals, for example, 84890 + ... + 86210.

It is an arithmetic number, because the mean of its divisors is an integer number (4610475).

Almost surely, 2^113011550 is an apocalyptic number.

113011550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113011550 is a deficient number, since it is larger than the sum of its proper divisors (108291250).

113011550 is a wasteful number, since it uses less digits than its factorization.

113011550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421 (or 1416 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 113011550 is about 10630.6890651547. The cubic root of 113011550 is about 483.4752839768.

Adding to 113011550 its reverse (55110311), we get a palindrome (168121861).

The spelling of 113011550 in words is "one hundred thirteen million, eleven thousand, five hundred fifty".