45031051 has 4 divisors (see below), whose sum is σ = 48494992. Its totient is φ = 41567112.

The previous prime is 45031043. The next prime is 45031073. The reversal of 45031051 is 15013054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45031051 - 2³ = 45031043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45031081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1731951 + ... + 1731976.

It is an arithmetic number, because the mean of its divisors is an integer number (12123748).

Almost surely, 2^45031051 is an apocalyptic number.

45031051 is a deficient number, since it is larger than the sum of its proper divisors (3463941).

45031051 is a wasteful number, since it uses less digits than its factorization.

45031051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463940.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 45031051 is about 6710.5179382817. The cubic root of 45031051 is about 355.7711228198.

The spelling of 45031051 in words is "forty-five million, thirty-one thousand, fifty-one".