2317745477 has 2 divisors, whose sum is σ = 2317745478. Its totient is φ = 2317745476.

The previous prime is 2317745467. The next prime is 2317745483. The reversal of 2317745477 is 7745477132.

2317745477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2231050756 + 86694721 = 47234^2 + 9311^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2317745477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2317745467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158872738 + 1158872739.

It is an arithmetic number, because the mean of its divisors is an integer number (1158872739).

Almost surely, 2^2317745477 is an apocalyptic number.

It is an amenable number.

2317745477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2317745477 is an equidigital number, since it uses as much as digits as its factorization.

2317745477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152480, while the sum is 47.

The square root of 2317745477 is about 48142.9691336129. The cubic root of 2317745477 is about 1323.3922308946.

The spelling of 2317745477 in words is "two billion, three hundred seventeen million, seven hundred forty-five thousand, four hundred seventy-seven".