45678977 has 2 divisors, whose sum is σ = 45678978. Its totient is φ = 45678976.

The previous prime is 45678953. The next prime is 45679019. The reversal of 45678977 is 77987654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40462321 + 5216656 = 6361^2 + 2284^2 .

It is a cyclic number.

It is not a de Polignac number, because 45678977 - 2¹⁶ = 45613441 is a prime.

It is not a weakly prime, because it can be changed into another prime (45678917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22839488 + 22839489.

It is an arithmetic number, because the mean of its divisors is an integer number (22839489).

Almost surely, 2^45678977 is an apocalyptic number.

It is an amenable number.

45678977 is a deficient number, since it is larger than the sum of its proper divisors (1).

45678977 is an equidigital number, since it uses as much as digits as its factorization.

45678977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 53.

The square root of 45678977 is about 6758.6224188070. The cubic root of 45678977 is about 357.4693327892.

The spelling of 45678977 in words is "forty-five million, six hundred seventy-eight thousand, nine hundred seventy-seven".