1143141370 has 64 divisors (see below), whose sum is σ = 2509284096. Its totient is φ = 366013440.

The previous prime is 1143141367. The next prime is 1143141413. The reversal of 1143141370 is 731413411.

It is a happy number.

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, 152224 + ... + 159556.

It is an arithmetic number, because the mean of its divisors is an integer number (39207564).

Almost surely, 2^1143141370 is an apocalyptic number.

1143141370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143141370 is an abundant number, since it is smaller than the sum of its proper divisors (1366142726).

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

1143141370 is a wasteful number, since it uses less digits than its factorization.

1143141370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7495.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1143141370 is about 33810.3737039389. The cubic root of 1143141370 is about 1045.6025827992.

Adding to 1143141370 its reverse (731413411), we get a palindrome (1874554781).

The spelling of 1143141370 in words is "one billion, one hundred forty-three million, one hundred forty-one thousand, three hundred seventy".