45112643 has 2 divisors, whose sum is σ = 45112644. Its totient is φ = 45112642.

The previous prime is 45112597. The next prime is 45112649. The reversal of 45112643 is 34621154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45112643 - 2⁸ = 45112387 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (45112649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22556321 + 22556322.

It is an arithmetic number, because the mean of its divisors is an integer number (22556322).

Almost surely, 2^45112643 is an apocalyptic number.

45112643 is a deficient number, since it is larger than the sum of its proper divisors (1).

45112643 is an equidigital number, since it uses as much as digits as its factorization.

45112643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 45112643 is about 6716.5945984554. The cubic root of 45112643 is about 355.9858677006.

Adding to 45112643 its reverse (34621154), we get a palindrome (79733797).

The spelling of 45112643 in words is "forty-five million, one hundred twelve thousand, six hundred forty-three".