87120593683 has 2 divisors, whose sum is σ = 87120593684. Its totient is φ = 87120593682.

The previous prime is 87120593669. The next prime is 87120593713. The reversal of 87120593683 is 38639502178.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87120593683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 87120593683.

It is not a weakly prime, because it can be changed into another prime (87120593663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43560296841 + 43560296842.

It is an arithmetic number, because the mean of its divisors is an integer number (43560296842).

Almost surely, 2^87120593683 is an apocalyptic number.

87120593683 is a deficient number, since it is larger than the sum of its proper divisors (1).

87120593683 is an equidigital number, since it uses as much as digits as its factorization.

87120593683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 87120593683 in words is "eighty-seven billion, one hundred twenty million, five hundred ninety-three thousand, six hundred eighty-three".