45144885 has 8 divisors (see below), whose sum is σ = 72231840. Its totient is φ = 24077264.

The previous prime is 45144881. The next prime is 45144889. The reversal of 45144885 is 58844154.

It is an interprime number because it is at equal distance from previous prime (45144881) and next prime (45144889).

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

It is a cyclic number.

It is not a de Polignac number, because 45144885 - 2² = 45144881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45144881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504815 + ... + 1504844.

It is an arithmetic number, because the mean of its divisors is an integer number (9028980).

Almost surely, 2^45144885 is an apocalyptic number.

It is an amenable number.

45144885 is a deficient number, since it is larger than the sum of its proper divisors (27086955).

45144885 is a wasteful number, since it uses less digits than its factorization.

45144885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3009667.

The product of its digits is 102400, while the sum is 39.

The square root of 45144885 is about 6718.9943443941. The cubic root of 45144885 is about 356.0706551888.

The spelling of 45144885 in words is "forty-five million, one hundred forty-four thousand, eight hundred eighty-five".