45503737 has 2 divisors, whose sum is σ = 45503738. Its totient is φ = 45503736.

The previous prime is 45503723. The next prime is 45503749. The reversal of 45503737 is 73730554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45481536 + 22201 = 6744^2 + 149^2 .

It is a cyclic number.

It is not a de Polignac number, because 45503737 - 2¹⁹ = 44979449 is a prime.

It is not a weakly prime, because it can be changed into another prime (45503707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22751868 + 22751869.

It is an arithmetic number, because the mean of its divisors is an integer number (22751869).

Almost surely, 2^45503737 is an apocalyptic number.

It is an amenable number.

45503737 is a deficient number, since it is larger than the sum of its proper divisors (1).

45503737 is an equidigital number, since it uses as much as digits as its factorization.

45503737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 34.

The square root of 45503737 is about 6745.6457807982. The cubic root of 45503737 is about 357.0116225714.

The spelling of 45503737 in words is "forty-five million, five hundred three thousand, seven hundred thirty-seven".