1143014250 has 64 divisors (see below), whose sum is σ = 3260544768. Its totient is φ = 261259200.

The previous prime is 1143014231. The next prime is 1143014267. The reversal of 1143014250 is 524103411.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103609 + ... + 114108.

It is an arithmetic number, because the mean of its divisors is an integer number (50946012).

Almost surely, 2^1143014250 is an apocalyptic number.

1143014250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143014250 is an abundant number, since it is smaller than the sum of its proper divisors (2117530518).

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

1143014250 is a wasteful number, since it uses less digits than its factorization.

1143014250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217744 (or 217734 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1143014250 is about 33808.4937552681. The cubic root of 1143014250 is about 1045.5638235430.

Adding to 1143014250 its reverse (524103411), we get a palindrome (1667117661).

The spelling of 1143014250 in words is "one billion, one hundred forty-three million, fourteen thousand, two hundred fifty".