45112447 has 2 divisors, whose sum is σ = 45112448. Its totient is φ = 45112446.

The previous prime is 45112439. The next prime is 45112451. The reversal of 45112447 is 74421154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45112447 - 2³ = 45112439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45112427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22556223 + 22556224.

It is an arithmetic number, because the mean of its divisors is an integer number (22556224).

Almost surely, 2^45112447 is an apocalyptic number.

45112447 is a deficient number, since it is larger than the sum of its proper divisors (1).

45112447 is an equidigital number, since it uses as much as digits as its factorization.

45112447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4480, while the sum is 28.

The square root of 45112447 is about 6716.5800077123. The cubic root of 45112447 is about 355.9853521516.

The spelling of 45112447 in words is "forty-five million, one hundred twelve thousand, four hundred forty-seven".