761047013 has 2 divisors, whose sum is σ = 761047014. Its totient is φ = 761047012.

The previous prime is 761047009. The next prime is 761047031. The reversal of 761047013 is 310740167.

Together with next prime (761047031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465825889 + 295221124 = 21583^2 + 17182^2 .

It is an emirp because it is prime and its reverse (310740167) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 761047013 - 2² = 761047009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (761047213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380523506 + 380523507.

It is an arithmetic number, because the mean of its divisors is an integer number (380523507).

Almost surely, 2^761047013 is an apocalyptic number.

It is an amenable number.

761047013 is a deficient number, since it is larger than the sum of its proper divisors (1).

761047013 is an equidigital number, since it uses as much as digits as its factorization.

761047013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 761047013 is about 27587.0805450667. The cubic root of 761047013 is about 912.9994065674. Note that the first 3 decimals are identical.

The spelling of 761047013 in words is "seven hundred sixty-one million, forty-seven thousand, thirteen".