8504000761 has 2 divisors, whose sum is σ = 8504000762. Its totient is φ = 8504000760.

The previous prime is 8504000759. The next prime is 8504000807. The reversal of 8504000761 is 1670004058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8003091600 + 500909161 = 89460^2 + 22381^2 .

It is a cyclic number.

It is not a de Polignac number, because 8504000761 - 2¹ = 8504000759 is a prime.

Together with 8504000759, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8504400761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4252000380 + 4252000381.

It is an arithmetic number, because the mean of its divisors is an integer number (4252000381).

Almost surely, 2^8504000761 is an apocalyptic number.

It is an amenable number.

8504000761 is a deficient number, since it is larger than the sum of its proper divisors (1).

8504000761 is an equidigital number, since it uses as much as digits as its factorization.

8504000761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 8504000761 is about 92217.1391933192. The cubic root of 8504000761 is about 2041.1476914529.

The spelling of 8504000761 in words is "eight billion, five hundred four million, seven hundred sixty-one", and thus it is an aban number.