45131446 has 8 divisors (see below), whose sum is σ = 68367744. Its totient is φ = 22342200.

The previous prime is 45131431. The next prime is 45131473. The reversal of 45131446 is 64413154.

45131446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 111510 + ... + 111913.

It is an arithmetic number, because the mean of its divisors is an integer number (8545968).

Almost surely, 2^45131446 is an apocalyptic number.

45131446 is a deficient number, since it is larger than the sum of its proper divisors (23236298).

45131446 is a wasteful number, since it uses less digits than its factorization.

45131446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223526.

The product of its digits is 5760, while the sum is 28.

The square root of 45131446 is about 6717.9941946983. The cubic root of 45131446 is about 356.0353192665.

The spelling of 45131446 in words is "forty-five million, one hundred thirty-one thousand, four hundred forty-six".