1168329945 has 32 divisors (see below), whose sum is σ = 1926384768. Its totient is φ = 604205568.

The previous prime is 1168329937. The next prime is 1168329961. The reversal of 1168329945 is 5499238611.

1168329945 = 8048² + 8049² + ... + 8065².

It is not a de Polignac number, because 1168329945 - 2³ = 1168329937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1168329894 and 1168329903.

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, 166957 + ... + 173813.

It is an arithmetic number, because the mean of its divisors is an integer number (60199524).

Almost surely, 2^1168329945 is an apocalyptic number.

1168329945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1168329945 is a deficient number, since it is larger than the sum of its proper divisors (758054823).

1168329945 is a wasteful number, since it uses less digits than its factorization.

1168329945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7209.

The product of its digits is 466560, while the sum is 48.

The square root of 1168329945 is about 34180.8417830808. The cubic root of 1168329945 is about 1053.2266412948.

The spelling of 1168329945 in words is "one billion, one hundred sixty-eight million, three hundred twenty-nine thousand, nine hundred forty-five".