2313021047 has 2 divisors, whose sum is σ = 2313021048. Its totient is φ = 2313021046.

The previous prime is 2313021023. The next prime is 2313021079. The reversal of 2313021047 is 7401203132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2313021047 - 2⁸ = 2313020791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2313021017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156510523 + 1156510524.

It is an arithmetic number, because the mean of its divisors is an integer number (1156510524).

Almost surely, 2^2313021047 is an apocalyptic number.

2313021047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313021047 is an equidigital number, since it uses as much as digits as its factorization.

2313021047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2313021047 is about 48093.8774377779. The cubic root of 2313021047 is about 1322.4924302058.

Adding to 2313021047 its reverse (7401203132), we get a palindrome (9714224179).

The spelling of 2313021047 in words is "two billion, three hundred thirteen million, twenty-one thousand, forty-seven".