45512351 has 2 divisors, whose sum is σ = 45512352. Its totient is φ = 45512350.

The previous prime is 45512347. The next prime is 45512393. The reversal of 45512351 is 15321554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45512351 - 2² = 45512347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45512351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45514351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22756175 + 22756176.

It is an arithmetic number, because the mean of its divisors is an integer number (22756176).

Almost surely, 2^45512351 is an apocalyptic number.

45512351 is a deficient number, since it is larger than the sum of its proper divisors (1).

45512351 is an equidigital number, since it uses as much as digits as its factorization.

45512351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3000, while the sum is 26.

The square root of 45512351 is about 6746.2842365261. The cubic root of 45512351 is about 357.0341489563.

The spelling of 45512351 in words is "forty-five million, five hundred twelve thousand, three hundred fifty-one".