416245987 has 2 divisors, whose sum is σ = 416245988. Its totient is φ = 416245986.

The previous prime is 416245937. The next prime is 416246011. The reversal of 416245987 is 789542614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 416245987 - 2⁷ = 416245859 is a prime.

It is not a weakly prime, because it can be changed into another prime (416245937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208122993 + 208122994.

It is an arithmetic number, because the mean of its divisors is an integer number (208122994).

Almost surely, 2^416245987 is an apocalyptic number.

416245987 is a deficient number, since it is larger than the sum of its proper divisors (1).

416245987 is an equidigital number, since it uses as much as digits as its factorization.

416245987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The square root of 416245987 is about 20402.1074156568. The cubic root of 416245987 is about 746.6493416695.

The spelling of 416245987 in words is "four hundred sixteen million, two hundred forty-five thousand, nine hundred eighty-seven".