1229344516 has 12 divisors (see below), whose sum is σ = 2152120320. Its totient is φ = 614453000.

The previous prime is 1229344471. The next prime is 1229344531. The reversal of 1229344516 is 6154439221.

It is a happy number.

It is a super-2 number, since 2×1229344516² = 3022575878038548512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41860 + ... + 64891.

It is an arithmetic number, because the mean of its divisors is an integer number (179343360).

Almost surely, 2^1229344516 is an apocalyptic number.

It is an amenable number.

1229344516 is a deficient number, since it is larger than the sum of its proper divisors (922775804).

1229344516 is a wasteful number, since it uses less digits than its factorization.

1229344516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109634 (or 109632 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 1229344516 is about 35062.0095830230. The cubic root of 1229344516 is about 1071.2509072508.

The spelling of 1229344516 in words is "one billion, two hundred twenty-nine million, three hundred forty-four thousand, five hundred sixteen".