1143376752 has 80 divisors (see below), whose sum is σ = 3574271232. Its totient is φ = 307461120.

The previous prime is 1143376727. The next prime is 1143376757. The reversal of 1143376752 is 2576733411.

It is a self number, because there is not a number n which added to its sum of digits gives 1143376752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143376757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94374 + ... + 105797.

Almost surely, 2^1143376752 is an apocalyptic number.

1143376752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1143376752 is an abundant number, since it is smaller than the sum of its proper divisors (2430894480).

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

1143376752 is a wasteful number, since it uses less digits than its factorization.

1143376752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200206 (or 200200 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 1143376752 is about 33813.8544386765. The cubic root of 1143376752 is about 1045.6743438671.

The spelling of 1143376752 in words is "one billion, one hundred forty-three million, three hundred seventy-six thousand, seven hundred fifty-two".