45130442 has 8 divisors (see below), whose sum is σ = 77366496. Its totient is φ = 19341612.

The previous prime is 45130433. The next prime is 45130471. The reversal of 45130442 is 24403154.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1611788 + ... + 1611815.

It is an arithmetic number, because the mean of its divisors is an integer number (9670812).

Almost surely, 2^45130442 is an apocalyptic number.

45130442 is a deficient number, since it is larger than the sum of its proper divisors (32236054).

45130442 is a wasteful number, since it uses less digits than its factorization.

45130442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223612.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 45130442 is about 6717.9194695977. The cubic root of 45130442 is about 356.0326791110.

Adding to 45130442 its reverse (24403154), we get a palindrome (69533596).

The spelling of 45130442 in words is "forty-five million, one hundred thirty thousand, four hundred forty-two".