913908487 has 2 divisors, whose sum is σ = 913908488. Its totient is φ = 913908486.

The previous prime is 913908469. The next prime is 913908497. The reversal of 913908487 is 784809319.

It is a happy number.

913908487 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 913908487 - 2¹¹ = 913906439 is a prime.

It is a super-2 number, since 2×913908487² = 1670457445221258338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 913908487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (913908497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456954243 + 456954244.

It is an arithmetic number, because the mean of its divisors is an integer number (456954244).

Almost surely, 2^913908487 is an apocalyptic number.

913908487 is a deficient number, since it is larger than the sum of its proper divisors (1).

913908487 is an equidigital number, since it uses as much as digits as its factorization.

913908487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 913908487 is about 30230.9193872763. The cubic root of 913908487 is about 970.4374995307.

The spelling of 913908487 in words is "nine hundred thirteen million, nine hundred eight thousand, four hundred eighty-seven".