1157228330 has 16 divisors (see below), whose sum is σ = 2108109024. Its totient is φ = 457314000.

The previous prime is 1157228323. The next prime is 1157228351. The reversal of 1157228330 is 338227511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696296 + ... + 697955.

It is an arithmetic number, because the mean of its divisors is an integer number (131756814).

Almost surely, 2^1157228330 is an apocalyptic number.

1157228330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1157228330 is a deficient number, since it is larger than the sum of its proper divisors (950880694).

1157228330 is a wasteful number, since it uses less digits than its factorization.

1157228330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394341.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1157228330 is about 34018.0588805417. The cubic root of 1157228330 is about 1049.8800558379.

The spelling of 1157228330 in words is "one billion, one hundred fifty-seven million, two hundred twenty-eight thousand, three hundred thirty".