791673587 has 2 divisors, whose sum is σ = 791673588. Its totient is φ = 791673586.

The previous prime is 791673577. The next prime is 791673613. The reversal of 791673587 is 785376197.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 791673587 - 2¹⁴ = 791657203 is a prime.

It is not a weakly prime, because it can be changed into another prime (791673517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395836793 + 395836794.

It is an arithmetic number, because the mean of its divisors is an integer number (395836794).

Almost surely, 2^791673587 is an apocalyptic number.

791673587 is a deficient number, since it is larger than the sum of its proper divisors (1).

791673587 is an equidigital number, since it uses as much as digits as its factorization.

791673587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2222640, while the sum is 53.

The square root of 791673587 is about 28136.6946708386. The cubic root of 791673587 is about 925.0858793408.

The spelling of 791673587 in words is "seven hundred ninety-one million, six hundred seventy-three thousand, five hundred eighty-seven".