1195811130 has 64 divisors (see below), whose sum is σ = 2937420288. Its totient is φ = 311416320.

The previous prime is 1195811051. The next prime is 1195811153. The reversal of 1195811130 is 311185911.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1157094 + ... + 1158126.

It is an arithmetic number, because the mean of its divisors is an integer number (45897192).

Almost surely, 2^1195811130 is an apocalyptic number.

1195811130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1195811130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468710144).

1195811130 is an abundant number, since it is smaller than the sum of its proper divisors (1741609158).

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

1195811130 is a wasteful number, since it uses less digits than its factorization.

1195811130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911.

The product of its (nonzero) digits is 1080, while the sum is 30.

The square root of 1195811130 is about 34580.5021652376. The cubic root of 1195811130 is about 1061.4206447007.

The spelling of 1195811130 in words is "one billion, one hundred ninety-five million, eight hundred eleven thousand, one hundred thirty".