913096993 has 2 divisors, whose sum is σ = 913096994. Its totient is φ = 913096992.

The previous prime is 913096963. The next prime is 913096997. The reversal of 913096993 is 399690319.

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., 906190609 + 6906384 = 30103^2 + 2628^2 .

It is a cyclic number.

It is not a de Polignac number, because 913096993 - 2¹³ = 913088801 is a prime.

It is a super-2 number, since 2×913096993² = 1667492237251284098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (913096997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456548496 + 456548497.

It is an arithmetic number, because the mean of its divisors is an integer number (456548497).

Almost surely, 2^913096993 is an apocalyptic number.

It is an amenable number.

913096993 is a deficient number, since it is larger than the sum of its proper divisors (1).

913096993 is an equidigital number, since it uses as much as digits as its factorization.

913096993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 354294, while the sum is 49.

The square root of 913096993 is about 30217.4948167448. The cubic root of 913096993 is about 970.1501850568.

The spelling of 913096993 in words is "nine hundred thirteen million, ninety-six thousand, nine hundred ninety-three".