45023761 has 2 divisors, whose sum is σ = 45023762. Its totient is φ = 45023760.

The previous prime is 45023753. The next prime is 45023801. The reversal of 45023761 is 16732054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36723600 + 8300161 = 6060^2 + 2881^2 .

It is a cyclic number.

It is not a de Polignac number, because 45023761 - 2³ = 45023753 is a prime.

It is not a weakly prime, because it can be changed into another prime (45023731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22511880 + 22511881.

It is an arithmetic number, because the mean of its divisors is an integer number (22511881).

Almost surely, 2^45023761 is an apocalyptic number.

It is an amenable number.

45023761 is a deficient number, since it is larger than the sum of its proper divisors (1).

45023761 is an equidigital number, since it uses as much as digits as its factorization.

45023761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 45023761 is about 6709.9747391477. The cubic root of 45023761 is about 355.7519233904.

The spelling of 45023761 in words is "forty-five million, twenty-three thousand, seven hundred sixty-one".