2351345 has 16 divisors (see below), whose sum is σ = 3032640. Its totient is φ = 1744704.

The previous prime is 2351339. The next prime is 2351347. The reversal of 2351345 is 5431532.

2351345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2351345 - 2⁶ = 2351281 is a prime.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 2351345.

It is not an unprimeable number, because it can be changed into a prime (2351347) 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 in 15 ways as a sum of consecutive naturals, for example, 4802 + ... + 5268.

It is an arithmetic number, because the mean of its divisors is an integer number (189540).

2^2351345 is an apocalyptic number.

It is an amenable number.

2351345 is a deficient number, since it is larger than the sum of its proper divisors (681295).

2351345 is a wasteful number, since it uses less digits than its factorization.

2351345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

The product of its digits is 1800, while the sum is 23.

The square root of 2351345 is about 1533.4095995526. The cubic root of 2351345 is about 132.9756489611.

Adding to 2351345 its reverse (5431532), we get a palindrome (7782877).

The spelling of 2351345 in words is "two million, three hundred fifty-one thousand, three hundred forty-five".