45054551 has 2 divisors, whose sum is σ = 45054552. Its totient is φ = 45054550.

The previous prime is 45054533. The next prime is 45054571. The reversal of 45054551 is 15545054.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45054551 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 (45054521) 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, 22527275 + 22527276.

It is an arithmetic number, because the mean of its divisors is an integer number (22527276).

Almost surely, 2^45054551 is an apocalyptic number.

45054551 is a deficient number, since it is larger than the sum of its proper divisors (1).

45054551 is an equidigital number, since it uses as much as digits as its factorization.

45054551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 45054551 is about 6712.2686924765. The cubic root of 45054551 is about 355.8329998821.

The spelling of 45054551 in words is "forty-five million, fifty-four thousand, five hundred fifty-one".