45237761 has 2 divisors, whose sum is σ = 45237762. Its totient is φ = 45237760.

The previous prime is 45237737. The next prime is 45237769. The reversal of 45237761 is 16773254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44823025 + 414736 = 6695^2 + 644^2 .

It is a cyclic number.

It is not a de Polignac number, because 45237761 - 2¹⁸ = 44975617 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_2731697 and since 45237761 and 2731697 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (45237769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22618880 + 22618881.

It is an arithmetic number, because the mean of its divisors is an integer number (22618881).

Almost surely, 2^45237761 is an apocalyptic number.

It is an amenable number.

45237761 is a deficient number, since it is larger than the sum of its proper divisors (1).

45237761 is an equidigital number, since it uses as much as digits as its factorization.

45237761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 35.

The square root of 45237761 is about 6725.9022443089. The cubic root of 45237761 is about 356.3146678132.

The spelling of 45237761 in words is "forty-five million, two hundred thirty-seven thousand, seven hundred sixty-one".