1163127345 has 16 divisors (see below), whose sum is σ = 1861434432. Its totient is φ = 620191040.

The previous prime is 1163127311. The next prime is 1163127353. The reversal of 1163127345 is 5437213611.

It is not a de Polignac number, because 1163127345 - 2¹¹ = 1163125297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103450 + ... + 114140.

It is an arithmetic number, because the mean of its divisors is an integer number (116339652).

Almost surely, 2^1163127345 is an apocalyptic number.

1163127345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1163127345 is a deficient number, since it is larger than the sum of its proper divisors (698307087).

1163127345 is a wasteful number, since it uses less digits than its factorization.

1163127345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17952.

The product of its digits is 15120, while the sum is 33.

The square root of 1163127345 is about 34104.6528350605. The cubic root of 1163127345 is about 1051.6609675453.

The spelling of 1163127345 in words is "one billion, one hundred sixty-three million, one hundred twenty-seven thousand, three hundred forty-five".