2317117477 has 2 divisors, whose sum is σ = 2317117478. Its totient is φ = 2317117476.

The previous prime is 2317117417. The next prime is 2317117519. The reversal of 2317117477 is 7747117132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1374259041 + 942858436 = 37071^2 + 30706^2 .

It is a cyclic number.

It is not a de Polignac number, because 2317117477 - 2²³ = 2308728869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2317117417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158558738 + 1158558739.

It is an arithmetic number, because the mean of its divisors is an integer number (1158558739).

Almost surely, 2^2317117477 is an apocalyptic number.

It is an amenable number.

2317117477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2317117477 is an equidigital number, since it uses as much as digits as its factorization.

2317117477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57624, while the sum is 40.

The square root of 2317117477 is about 48136.4464517272. The cubic root of 2317117477 is about 1323.2726944165.

The spelling of 2317117477 in words is "two billion, three hundred seventeen million, one hundred seventeen thousand, four hundred seventy-seven".