2345971 has 2 divisors, whose sum is σ = 2345972. Its totient is φ = 2345970.

The previous prime is 2345969. The next prime is 2345989. The reversal of 2345971 is 1795432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2345971 - 2¹ = 2345969 is a prime.

Together with 2345969, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2345921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172985 + 1172986.

It is an arithmetic number, because the mean of its divisors is an integer number (1172986).

2^2345971 is an apocalyptic number.

2345971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2345971 is an equidigital number, since it uses as much as digits as its factorization.

2345971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 31.

The square root of 2345971 is about 1531.6562930371. The cubic root of 2345971 is about 132.8742663844.

The spelling of 2345971 in words is "two million, three hundred forty-five thousand, nine hundred seventy-one".