872003677 has 2 divisors, whose sum is σ = 872003678. Its totient is φ = 872003676.

The previous prime is 872003633. The next prime is 872003683. The reversal of 872003677 is 776300278.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 789666201 + 82337476 = 28101^2 + 9074^2 .

It is a cyclic number.

It is not a de Polignac number, because 872003677 - 2¹⁵ = 871970909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872003617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436001838 + 436001839.

It is an arithmetic number, because the mean of its divisors is an integer number (436001839).

Almost surely, 2^872003677 is an apocalyptic number.

It is an amenable number.

872003677 is a deficient number, since it is larger than the sum of its proper divisors (1).

872003677 is an equidigital number, since it uses as much as digits as its factorization.

872003677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 872003677 is about 29529.7083798672. The cubic root of 872003677 is about 955.3725790568.

The spelling of 872003677 in words is "eight hundred seventy-two million, three thousand, six hundred seventy-seven".