40934977 has 2 divisors, whose sum is σ = 40934978. Its totient is φ = 40934976.

The previous prime is 40934947. The next prime is 40934983. The reversal of 40934977 is 77943904.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34386496 + 6548481 = 5864^2 + 2559^2 .

It is a cyclic number.

It is not a de Polignac number, because 40934977 - 2²³ = 32546369 is a prime.

It is not a weakly prime, because it can be changed into another prime (40934947) 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, 20467488 + 20467489.

It is an arithmetic number, because the mean of its divisors is an integer number (20467489).

Almost surely, 2^40934977 is an apocalyptic number.

It is an amenable number.

40934977 is a deficient number, since it is larger than the sum of its proper divisors (1).

40934977 is an equidigital number, since it uses as much as digits as its factorization.

40934977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 40934977 is about 6398.0447794619. The cubic root of 40934977 is about 344.6393402473.

The spelling of 40934977 in words is "forty million, nine hundred thirty-four thousand, nine hundred seventy-seven".