2347399997 has 2 divisors, whose sum is σ = 2347399998. Its totient is φ = 2347399996.

The previous prime is 2347399993. The next prime is 2347400017. The reversal of 2347399997 is 7999937432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2294314201 + 53085796 = 47899^2 + 7286^2 .

It is a cyclic number.

It is not a de Polignac number, because 2347399997 - 2² = 2347399993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2347399993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1173699998 + 1173699999.

It is an arithmetic number, because the mean of its divisors is an integer number (1173699999).

Almost surely, 2^2347399997 is an apocalyptic number.

It is an amenable number.

2347399997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2347399997 is an equidigital number, since it uses as much as digits as its factorization.

2347399997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23147208, while the sum is 62.

The square root of 2347399997 is about 48449.9741692398. The cubic root of 2347399997 is about 1329.0124006080.

The spelling of 2347399997 in words is "two billion, three hundred forty-seven million, three hundred ninety-nine thousand, nine hundred ninety-seven".