2312420347 has 2 divisors, whose sum is σ = 2312420348. Its totient is φ = 2312420346.

The previous prime is 2312420321. The next prime is 2312420353. The reversal of 2312420347 is 7430242132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2312420347 - 2¹⁵ = 2312387579 is a prime.

It is a super-2 number, since 2×2312420347² = 10694575722439200818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2312420387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156210173 + 1156210174.

It is an arithmetic number, because the mean of its divisors is an integer number (1156210174).

Almost surely, 2^2312420347 is an apocalyptic number.

2312420347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312420347 is an equidigital number, since it uses as much as digits as its factorization.

2312420347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 2312420347 is about 48087.6319545889. The cubic root of 2312420347 is about 1322.3779349248.

Adding to 2312420347 its reverse (7430242132), we get a palindrome (9742662479).

The spelling of 2312420347 in words is "two billion, three hundred twelve million, four hundred twenty thousand, three hundred forty-seven".