1345430313 has 6 divisors (see below), whose sum is σ = 1943399354. Its totient is φ = 896953536.

The previous prime is 1345430309. The next prime is 1345430329. The reversal of 1345430313 is 3130345431.

1345430313 is a `hidden beast` number, since 1 + 345 + 4 + 3 + 0 + 313 = 666.

It can be written as a sum of positive squares in only one way, i.e., 878351769 + 467078544 = 29637^2 + 21612^2 .

It is not a de Polignac number, because 1345430313 - 2² = 1345430309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1345430353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74746120 + ... + 74746137.

Almost surely, 2^1345430313 is an apocalyptic number.

It is an amenable number.

1345430313 is a deficient number, since it is larger than the sum of its proper divisors (597969041).

1345430313 is a wasteful number, since it uses less digits than its factorization.

1345430313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149492263 (or 149492260 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 1345430313 is about 36680.1078651631. The cubic root of 1345430313 is about 1103.9610124267.

Adding to 1345430313 its reverse (3130345431), we get a palindrome (4475775744).

The spelling of 1345430313 in words is "one billion, three hundred forty-five million, four hundred thirty thousand, three hundred thirteen".