112920747 has 4 divisors (see below), whose sum is σ = 150561000. Its totient is φ = 75280496.

The previous prime is 112920739. The next prime is 112920763. The reversal of 112920747 is 747029211.

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

It is a cyclic number.

It is not a de Polignac number, because 112920747 - 2³ = 112920739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112920737) 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, 18820122 + ... + 18820127.

It is an arithmetic number, because the mean of its divisors is an integer number (37640250).

Almost surely, 2^112920747 is an apocalyptic number.

112920747 is a deficient number, since it is larger than the sum of its proper divisors (37640253).

112920747 is an equidigital number, since it uses as much as digits as its factorization.

112920747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37640252.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 112920747 is about 10626.4174113386. The cubic root of 112920747 is about 483.3457610228.

Adding to 112920747 its reverse (747029211), we get a palindrome (859949958).

The spelling of 112920747 in words is "one hundred twelve million, nine hundred twenty thousand, seven hundred forty-seven".