761411009 has 4 divisors (see below), whose sum is σ = 766521300. Its totient is φ = 756300720.

The previous prime is 761410961. The next prime is 761411033. The reversal of 761411009 is 900114167.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 299290000 + 462121009 = 17300^2 + 21497^2 .

It is a cyclic number.

It is not a de Polignac number, because 761411009 - 2²⁴ = 744633793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (761411069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2554922 + ... + 2555219.

It is an arithmetic number, because the mean of its divisors is an integer number (191630325).

Almost surely, 2^761411009 is an apocalyptic number.

It is an amenable number.

761411009 is a deficient number, since it is larger than the sum of its proper divisors (5110291).

761411009 is a wasteful number, since it uses less digits than its factorization.

761411009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110290.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 761411009 is about 27593.6769749883. The cubic root of 761411009 is about 913.1449407933.

The spelling of 761411009 in words is "seven hundred sixty-one million, four hundred eleven thousand, nine".