45312116 has 12 divisors (see below), whose sum is σ = 82744032. Its totient is φ = 21670968.

The previous prime is 45312079. The next prime is 45312119. The reversal of 45312116 is 61121354.

45312116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 45312091 and 45312100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45312119) 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 3 ways as a sum of consecutive naturals, for example, 246170 + ... + 246353.

It is an arithmetic number, because the mean of its divisors is an integer number (6895336).

Almost surely, 2^45312116 is an apocalyptic number.

45312116 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

45312116 is a deficient number, since it is larger than the sum of its proper divisors (37431916).

45312116 is a wasteful number, since it uses less digits than its factorization.

45312116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492550 (or 492548 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 45312116 is about 6731.4274860538. The cubic root of 45312116 is about 356.5097797013.

The spelling of 45312116 in words is "forty-five million, three hundred twelve thousand, one hundred sixteen".