1165452970 has 32 divisors (see below), whose sum is σ = 2408978880. Its totient is φ = 401495040.

The previous prime is 1165452917. The next prime is 1165452979. The reversal of 1165452970 is 792545611.

It is not an unprimeable number, because it can be changed into a prime (1165452979) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 276727 + ... + 280906.

It is an arithmetic number, because the mean of its divisors is an integer number (75280590).

Almost surely, 2^1165452970 is an apocalyptic number.

1165452970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1165452970 is an abundant number, since it is smaller than the sum of its proper divisors (1243525910).

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

1165452970 is a wasteful number, since it uses less digits than its factorization.

1165452970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557670.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 1165452970 is about 34138.7312300853. The cubic root of 1165452970 is about 1052.3614184418.

The spelling of 1165452970 in words is "one billion, one hundred sixty-five million, four hundred fifty-two thousand, nine hundred seventy".