1144976870 has 16 divisors (see below), whose sum is σ = 2104809408. Its totient is φ = 448246080.

The previous prime is 1144976863. The next prime is 1144976881. The reversal of 1144976870 is 786794411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1217591 + ... + 1218530.

It is an arithmetic number, because the mean of its divisors is an integer number (131550588).

Almost surely, 2^1144976870 is an apocalyptic number.

1144976870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144976870 is a deficient number, since it is larger than the sum of its proper divisors (959832538).

1144976870 is a wasteful number, since it uses less digits than its factorization.

1144976870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436175.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 1144976870 is about 33837.5068526037. The cubic root of 1144976870 is about 1046.1619120616.

The spelling of 1144976870 in words is "one billion, one hundred forty-four million, nine hundred seventy-six thousand, eight hundred seventy".