1157747004 has 36 divisors (see below), whose sum is σ = 2966623296. Its totient is φ = 380628288.

The previous prime is 1157746991. The next prime is 1157747009. The reversal of 1157747004 is 4007477511.

1157747004 is a `hidden beast` number, since 11 + 577 + 4 + 70 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1157747004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157747009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217644 + ... + 222899.

Almost surely, 2^1157747004 is an apocalyptic number.

It is an amenable number.

1157747004 is an abundant number, since it is smaller than the sum of its proper divisors (1808876292).

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

1157747004 is a wasteful number, since it uses less digits than its factorization.

1157747004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440626 (or 440621 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 36.

The square root of 1157747004 is about 34025.6815361574. The cubic root of 1157747004 is about 1050.0368857790.

The spelling of 1157747004 in words is "one billion, one hundred fifty-seven million, seven hundred forty-seven thousand, four".