1157828844 has 24 divisors (see below), whose sum is σ = 2711154880. Its totient is φ = 384578064.

The previous prime is 1157828839. The next prime is 1157828851. The reversal of 1157828844 is 4488287511.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1157828793 and 1157828802.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167074 + ... + 173865.

Almost surely, 2^1157828844 is an apocalyptic number.

It is an amenable number.

1157828844 is an abundant number, since it is smaller than the sum of its proper divisors (1553326036).

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

1157828844 is a wasteful number, since it uses less digits than its factorization.

1157828844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341229 (or 341227 counting only the distinct ones).

The product of its digits is 573440, while the sum is 48.

The square root of 1157828844 is about 34026.8841359299. The cubic root of 1157828844 is about 1050.0616272219.

The spelling of 1157828844 in words is "one billion, one hundred fifty-seven million, eight hundred twenty-eight thousand, eight hundred forty-four".