1144971696 has 60 divisors (see below), whose sum is σ = 3251199896. Its totient is φ = 346959360.

The previous prime is 1144971613. The next prime is 1144971703. The reversal of 1144971696 is 6961794411.

It is a super-2 number, since 2×1144971696² = 2621920369282232832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92761 + ... + 104376.

Almost surely, 2^1144971696 is an apocalyptic number.

1144971696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1144971696 is an abundant number, since it is smaller than the sum of its proper divisors (2106228200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144971696 is a wasteful number, since it uses less digits than its factorization.

1144971696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197170 (or 197153 counting only the distinct ones).

The product of its digits is 326592, while the sum is 48.

The square root of 1144971696 is about 33837.4303988941. The cubic root of 1144971696 is about 1046.1603362365.

The spelling of 1144971696 in words is "one billion, one hundred forty-four million, nine hundred seventy-one thousand, six hundred ninety-six".