45037511 has 2 divisors, whose sum is σ = 45037512. Its totient is φ = 45037510.

The previous prime is 45037507. The next prime is 45037523. The reversal of 45037511 is 11573054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45037511 - 2² = 45037507 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45037541) 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, 22518755 + 22518756.

It is an arithmetic number, because the mean of its divisors is an integer number (22518756).

Almost surely, 2^45037511 is an apocalyptic number.

45037511 is a deficient number, since it is larger than the sum of its proper divisors (1).

45037511 is an equidigital number, since it uses as much as digits as its factorization.

45037511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 45037511 is about 6710.9992549545. Note that the first 3 decimals coincide. The cubic root of 45037511 is about 355.7881345743.

The spelling of 45037511 in words is "forty-five million, thirty-seven thousand, five hundred eleven".