45683021 has 2 divisors, whose sum is σ = 45683022. Its totient is φ = 45683020.

The previous prime is 45683003. The next prime is 45683039. The reversal of 45683021 is 12038654.

It is a balanced prime because it is at equal distance from previous prime (45683003) and next prime (45683039).

It can be written as a sum of positive squares in only one way, i.e., 43692100 + 1990921 = 6610^2 + 1411^2 .

It is a cyclic number.

It is not a de Polignac number, because 45683021 - 2²² = 41488717 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 (45683081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22841510 + 22841511.

It is an arithmetic number, because the mean of its divisors is an integer number (22841511).

Almost surely, 2^45683021 is an apocalyptic number.

It is an amenable number.

45683021 is a deficient number, since it is larger than the sum of its proper divisors (1).

45683021 is an equidigital number, since it uses as much as digits as its factorization.

45683021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 45683021 is about 6758.9215855786. The cubic root of 45683021 is about 357.4798815027.

The spelling of 45683021 in words is "forty-five million, six hundred eighty-three thousand, twenty-one".