1156730384 has 10 divisors (see below), whose sum is σ = 2241165150. Its totient is φ = 578365184.

The previous prime is 1156730347. The next prime is 1156730389. The reversal of 1156730384 is 4830376511.

It can be written as a sum of positive squares in only one way, i.e., 1122250000 + 34480384 = 33500^2 + 5872^2 .

It is not an unprimeable number, because it can be changed into a prime (1156730389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36147809 + ... + 36147840.

It is an arithmetic number, because the mean of its divisors is an integer number (224116515).

Almost surely, 2^1156730384 is an apocalyptic number.

It is an amenable number.

1156730384 is a deficient number, since it is larger than the sum of its proper divisors (1084434766).

1156730384 is an equidigital number, since it uses as much as digits as its factorization.

1156730384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72295657 (or 72295651 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 1156730384 is about 34010.7392451267. The cubic root of 1156730384 is about 1049.7294492659.

The spelling of 1156730384 in words is "one billion, one hundred fifty-six million, seven hundred thirty thousand, three hundred eighty-four".