1157132 has 6 divisors (see below), whose sum is σ = 2024988. Its totient is φ = 578564.

The previous prime is 1157131. The next prime is 1157159. The reversal of 1157132 is 2317511.

It is not an unprimeable number, because it can be changed into a prime (1157131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144638 + ... + 144645.

It is an arithmetic number, because the mean of its divisors is an integer number (337498).

2^1157132 is an apocalyptic number.

It is an amenable number.

1157132 is a deficient number, since it is larger than the sum of its proper divisors (867856).

1157132 is a wasteful number, since it uses less digits than its factorization.

1157132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289287 (or 289285 counting only the distinct ones).

The product of its digits is 210, while the sum is 20.

The square root of 1157132 is about 1075.7007018683. The cubic root of 1157132 is about 104.9850923658.

The spelling of 1157132 in words is "one million, one hundred fifty-seven thousand, one hundred thirty-two".