1166520070 has 16 divisors (see below), whose sum is σ = 2172141360. Its totient is φ = 450517984.

The previous prime is 1166520037. The next prime is 1166520073. The reversal of 1166520070 is 700256611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166520073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2010952 + ... + 2011531.

It is an arithmetic number, because the mean of its divisors is an integer number (135758835).

Almost surely, 2^1166520070 is an apocalyptic number.

1166520070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166520070 is a deficient number, since it is larger than the sum of its proper divisors (1005621290).

1166520070 is a wasteful number, since it uses less digits than its factorization.

1166520070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022519.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 1166520070 is about 34154.3565303169. The cubic root of 1166520070 is about 1052.6825045595.

Adding to 1166520070 its reverse (700256611), we get a palindrome (1866776681).

The spelling of 1166520070 in words is "one billion, one hundred sixty-six million, five hundred twenty thousand, seventy".