45031055 has 8 divisors (see below), whose sum is σ = 55900800. Its totient is φ = 34782496.

The previous prime is 45031043. The next prime is 45031073. The reversal of 45031055 is 55013054.

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 45031055 - 2⁴ = 45031039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45031055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155135 + ... + 155424.

It is an arithmetic number, because the mean of its divisors is an integer number (6987600).

Almost surely, 2^45031055 is an apocalyptic number.

45031055 is a deficient number, since it is larger than the sum of its proper divisors (10869745).

45031055 is a wasteful number, since it uses less digits than its factorization.

45031055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310593.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 45031055 is about 6710.5182363212. The cubic root of 45031055 is about 355.7711333539.

The spelling of 45031055 in words is "forty-five million, thirty-one thousand, fifty-five".