2345131 has 2 divisors, whose sum is σ = 2345132. Its totient is φ = 2345130.

The previous prime is 2345129. The next prime is 2345141. The reversal of 2345131 is 1315432.

2345131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2345131 - 2¹ = 2345129 is a prime.

It is a super-2 number, since 2×2345131² = 10999278814322, which contains 22 as substring.

Together with 2345129, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2345099 and 2345108.

It is not a weakly prime, because it can be changed into another prime (2345141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172565 + 1172566.

It is an arithmetic number, because the mean of its divisors is an integer number (1172566).

2^2345131 is an apocalyptic number.

2345131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2345131 is an equidigital number, since it uses as much as digits as its factorization.

2345131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 19.

The square root of 2345131 is about 1531.3820555302. The cubic root of 2345131 is about 132.8584054739.

It can be divided in two parts, 23 and 45131, that added together give a palindrome (45154).

The spelling of 2345131 in words is "two million, three hundred forty-five thousand, one hundred thirty-one".