45715777 has 2 divisors, whose sum is σ = 45715778. Its totient is φ = 45715776.

The previous prime is 45715763. The next prime is 45715801. The reversal of 45715777 is 77751754.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41011216 + 4704561 = 6404^2 + 2169^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45715777 is a prime.

It is equal to p_2758948 and since 45715777 and 2758948 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 (45715727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22857888 + 22857889.

It is an arithmetic number, because the mean of its divisors is an integer number (22857889).

Almost surely, 2^45715777 is an apocalyptic number.

It is an amenable number.

45715777 is a deficient number, since it is larger than the sum of its proper divisors (1).

45715777 is an equidigital number, since it uses as much as digits as its factorization.

45715777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240100, while the sum is 43.

The square root of 45715777 is about 6761.3443189946. The cubic root of 45715777 is about 357.5653021043.

The spelling of 45715777 in words is "forty-five million, seven hundred fifteen thousand, seven hundred seventy-seven".