45723049 has 2 divisors, whose sum is σ = 45723050. Its totient is φ = 45723048.

The previous prime is 45723043. The next prime is 45723059. The reversal of 45723049 is 94032754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45319824 + 403225 = 6732^2 + 635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45723049 is a prime.

It is equal to p_2759353 and since 45723049 and 2759353 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 (45723043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22861524 + 22861525.

It is an arithmetic number, because the mean of its divisors is an integer number (22861525).

Almost surely, 2^45723049 is an apocalyptic number.

It is an amenable number.

45723049 is a deficient number, since it is larger than the sum of its proper divisors (1).

45723049 is an equidigital number, since it uses as much as digits as its factorization.

45723049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 45723049 is about 6761.8820604917. The cubic root of 45723049 is about 357.5842603807.

The spelling of 45723049 in words is "forty-five million, seven hundred twenty-three thousand, forty-nine".