1234345315 has 16 divisors (see below), whose sum is σ = 1732186368. Its totient is φ = 826723296.

The previous prime is 1234345297. The next prime is 1234345319. The reversal of 1234345315 is 5135434321.

It is not a de Polignac number, because 1234345315 - 2⁵ = 1234345283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234345319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 408577 + ... + 411586.

It is an arithmetic number, because the mean of its divisors is an integer number (108261648).

Almost surely, 2^1234345315 is an apocalyptic number.

1234345315 is a deficient number, since it is larger than the sum of its proper divisors (497841053).

1234345315 is an equidigital number, since it uses as much as digits as its factorization.

1234345315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820218.

The product of its digits is 21600, while the sum is 31.

The square root of 1234345315 is about 35133.2508458867. The cubic root of 1234345315 is about 1072.7015076261.

Adding to 1234345315 its reverse (5135434321), we get a palindrome (6369779636).

The spelling of 1234345315 in words is "one billion, two hundred thirty-four million, three hundred forty-five thousand, three hundred fifteen".