1157843294 has 16 divisors (see below), whose sum is σ = 1786478496. Its totient is φ = 562399200.

The previous prime is 1157843287. The next prime is 1157843341. The reversal of 1157843294 is 4923487511.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37079 + ... + 60749.

It is an arithmetic number, because the mean of its divisors is an integer number (111654906).

Almost surely, 2^1157843294 is an apocalyptic number.

1157843294 is a deficient number, since it is larger than the sum of its proper divisors (628635202).

1157843294 is a wasteful number, since it uses less digits than its factorization.

1157843294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24371.

The product of its digits is 241920, while the sum is 44.

The square root of 1157843294 is about 34027.0964673744. The cubic root of 1157843294 is about 1050.0659955496.

It can be divided in two parts, 11578 and 43294, that added together give a cube (54872 = 38³).

The spelling of 1157843294 in words is "one billion, one hundred fifty-seven million, eight hundred forty-three thousand, two hundred ninety-four".