45459551 has 2 divisors, whose sum is σ = 45459552. Its totient is φ = 45459550.

The previous prime is 45459541. The next prime is 45459563. The reversal of 45459551 is 15595454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45459551 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 (45459511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22729775 + 22729776.

It is an arithmetic number, because the mean of its divisors is an integer number (22729776).

Almost surely, 2^45459551 is an apocalyptic number.

45459551 is a deficient number, since it is larger than the sum of its proper divisors (1).

45459551 is an equidigital number, since it uses as much as digits as its factorization.

45459551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 38.

The square root of 45459551 is about 6742.3698355993. The cubic root of 45459551 is about 356.8960274915.

The spelling of 45459551 in words is "forty-five million, four hundred fifty-nine thousand, five hundred fifty-one".