45812873 has 2 divisors, whose sum is σ = 45812874. Its totient is φ = 45812872.

The previous prime is 45812863. The next prime is 45812887. The reversal of 45812873 is 37821854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42471289 + 3341584 = 6517^2 + 1828^2 .

It is a cyclic number.

It is not a de Polignac number, because 45812873 - 2¹⁴ = 45796489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (45812813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22906436 + 22906437.

It is an arithmetic number, because the mean of its divisors is an integer number (22906437).

Almost surely, 2^45812873 is an apocalyptic number.

It is an amenable number.

45812873 is a deficient number, since it is larger than the sum of its proper divisors (1).

45812873 is an equidigital number, since it uses as much as digits as its factorization.

45812873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 38.

The square root of 45812873 is about 6768.5207394231. The cubic root of 45812873 is about 357.8182680928.

It can be divided in two parts, 458 and 12873, that added together give a palindrome (13331).

The spelling of 45812873 in words is "forty-five million, eight hundred twelve thousand, eight hundred seventy-three".