40955017 has 2 divisors, whose sum is σ = 40955018. Its totient is φ = 40955016.

The previous prime is 40955011. The next prime is 40955029. The reversal of 40955017 is 71055904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35093776 + 5861241 = 5924^2 + 2421^2 .

It is a cyclic number.

It is not a de Polignac number, because 40955017 - 2³ = 40955009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40955017.

It is not a weakly prime, because it can be changed into another prime (40955011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20477508 + 20477509.

It is an arithmetic number, because the mean of its divisors is an integer number (20477509).

Almost surely, 2^40955017 is an apocalyptic number.

It is an amenable number.

40955017 is a deficient number, since it is larger than the sum of its proper divisors (1).

40955017 is an equidigital number, since it uses as much as digits as its factorization.

40955017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 40955017 is about 6399.6106912843. The cubic root of 40955017 is about 344.6955712600.

The spelling of 40955017 in words is "forty million, nine hundred fifty-five thousand, seventeen".