761238113 has 2 divisors, whose sum is σ = 761238114. Its totient is φ = 761238112.

The previous prime is 761238109. The next prime is 761238143. The reversal of 761238113 is 311832167.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 750102544 + 11135569 = 27388^2 + 3337^2 .

It is an emirp because it is prime and its reverse (311832167) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 761238113 - 2² = 761238109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 761238113.

It is not a weakly prime, because it can be changed into another prime (761238143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380619056 + 380619057.

It is an arithmetic number, because the mean of its divisors is an integer number (380619057).

Almost surely, 2^761238113 is an apocalyptic number.

It is an amenable number.

761238113 is a deficient number, since it is larger than the sum of its proper divisors (1).

761238113 is an equidigital number, since it uses as much as digits as its factorization.

761238113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 761238113 is about 27590.5439054760. The cubic root of 761238113 is about 913.0758186603.

The spelling of 761238113 in words is "seven hundred sixty-one million, two hundred thirty-eight thousand, one hundred thirteen".