1157004 has 30 divisors (see below), whose sum is σ = 3025484. Its totient is φ = 385560.

The previous prime is 1156997. The next prime is 1157011. The reversal of 1157004 is 4007511.

It is an interprime number because it is at equal distance from previous prime (1156997) and next prime (1157011).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1462 + ... + 2109.

2^1157004 is an apocalyptic number.

It is an amenable number.

1157004 is an abundant number, since it is smaller than the sum of its proper divisors (1868480).

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

1157004 is a wasteful number, since it uses less digits than its factorization.

1157004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3587 (or 3576 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 1157004 is about 1075.6412041197. The cubic root of 1157004 is about 104.9812211315.

The spelling of 1157004 in words is "one million, one hundred fifty-seven thousand, four".