1144129012 has 24 divisors (see below), whose sum is σ = 2161154016. Its totient is φ = 526856928.

The previous prime is 1144129009. The next prime is 1144129031. The reversal of 1144129012 is 2109214411.

It is a super-2 number, since 2×1144129012² = 2618062392200192288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1798 + ... + 47869.

It is an arithmetic number, because the mean of its divisors is an integer number (90048084).

Almost surely, 2^1144129012 is an apocalyptic number.

It is an amenable number.

1144129012 is a deficient number, since it is larger than the sum of its proper divisors (1017025004).

1144129012 is a wasteful number, since it uses less digits than its factorization.

1144129012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50127 (or 50125 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 1144129012 is about 33824.9761566804. The cubic root of 1144129012 is about 1045.9036198635.

The spelling of 1144129012 in words is "one billion, one hundred forty-four million, one hundred twenty-nine thousand, twelve".