1143962352 has 180 divisors, whose sum is σ = 3597181224. Its totient is φ = 351786240.

The previous prime is 1143962311. The next prime is 1143962363. The reversal of 1143962352 is 2532693411.

It is a super-4 number, since 4×1143962352⁴ (a number of 37 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 656202 + ... + 657942.

Almost surely, 2^1143962352 is an apocalyptic number.

1143962352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143962352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1798590612).

1143962352 is an abundant number, since it is smaller than the sum of its proper divisors (2453218872).

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

1143962352 is a wasteful number, since it uses less digits than its factorization.

1143962352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790 (or 1759 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 1143962352 is about 33822.5125027695. The cubic root of 1143962352 is about 1045.8528334108.

The spelling of 1143962352 in words is "one billion, one hundred forty-three million, nine hundred sixty-two thousand, three hundred fifty-two".