9945077 has 2 divisors, whose sum is σ = 9945078. Its totient is φ = 9945076.

The previous prime is 9945071. The next prime is 9945101. The reversal of 9945077 is 7705499.

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., 8844676 + 1100401 = 2974^2 + 1049^2 .

It is a cyclic number.

It is not a de Polignac number, because 9945077 - 2⁸ = 9944821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9945071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4972538 + 4972539.

It is an arithmetic number, because the mean of its divisors is an integer number (4972539).

Almost surely, 2^9945077 is an apocalyptic number.

It is an amenable number.

9945077 is a deficient number, since it is larger than the sum of its proper divisors (1).

9945077 is an equidigital number, since it uses as much as digits as its factorization.

9945077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 41.

The square root of 9945077 is about 3153.5816146090. The cubic root of 9945077 is about 215.0483179669.

The spelling of 9945077 in words is "nine million, nine hundred forty-five thousand, seventy-seven".