1345239122 has 16 divisors (see below), whose sum is σ = 2045052672. Its totient is φ = 663603840.

The previous prime is 1345239101. The next prime is 1345239169. The reversal of 1345239122 is 2219325431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43778 + ... + 67874.

It is an arithmetic number, because the mean of its divisors is an integer number (127815792).

Almost surely, 2^1345239122 is an apocalyptic number.

1345239122 is a deficient number, since it is larger than the sum of its proper divisors (699813550).

1345239122 is a wasteful number, since it uses less digits than its factorization.

1345239122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24473.

The product of its digits is 12960, while the sum is 32.

The square root of 1345239122 is about 36677.5015779428. The cubic root of 1345239122 is about 1103.9087175323.

The spelling of 1345239122 in words is "one billion, three hundred forty-five million, two hundred thirty-nine thousand, one hundred twenty-two".