1345814799 has 16 divisors (see below), whose sum is σ = 2071073280. Its totient is φ = 761421600.

The previous prime is 1345814753. The next prime is 1345814837. The reversal of 1345814799 is 9974185431.

It is not a de Polignac number, because 1345814799 - 2⁷ = 1345814671 is a prime.

It is a super-2 number, since 2×1345814799² = 3622434946414820802, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345854799) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 315139 + ... + 319380.

It is an arithmetic number, because the mean of its divisors is an integer number (129442080).

Almost surely, 2^1345814799 is an apocalyptic number.

1345814799 is a deficient number, since it is larger than the sum of its proper divisors (725258481).

1345814799 is a wasteful number, since it uses less digits than its factorization.

1345814799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634630.

The product of its digits is 1088640, while the sum is 51.

The square root of 1345814799 is about 36685.3485604267. The cubic root of 1345814799 is about 1104.0661627080.

The spelling of 1345814799 in words is "one billion, three hundred forty-five million, eight hundred fourteen thousand, seven hundred ninety-nine".