113049428 has 12 divisors (see below), whose sum is σ = 201190080. Its totient is φ = 55566552.

The previous prime is 113049427. The next prime is 113049457. The reversal of 113049428 is 824940311.

It is a happy number.

It is a super-2 number, since 2×113049428² = 25560346342254368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113049394 and 113049403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113049421) 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, 239276 + ... + 239747.

It is an arithmetic number, because the mean of its divisors is an integer number (16765840).

Almost surely, 2^113049428 is an apocalyptic number.

It is an amenable number.

113049428 is a deficient number, since it is larger than the sum of its proper divisors (88140652).

113049428 is a wasteful number, since it uses less digits than its factorization.

113049428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479086 (or 479084 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 113049428 is about 10632.4704561076. The cubic root of 113049428 is about 483.5292932977.

Adding to 113049428 its reverse (824940311), we get a palindrome (937989739).

The spelling of 113049428 in words is "one hundred thirteen million, forty-nine thousand, four hundred twenty-eight".