1162645266 has 96 divisors (see below), whose sum is σ = 2614284288. Its totient is φ = 344090880.

The previous prime is 1162645261. The next prime is 1162645271. The reversal of 1162645266 is 6625462611.

It is an interprime number because it is at equal distance from previous prime (1162645261) and next prime (1162645271).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162645261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2311171 + ... + 2311673.

It is an arithmetic number, because the mean of its divisors is an integer number (27232128).

Almost surely, 2^1162645266 is an apocalyptic number.

1162645266 is an abundant number, since it is smaller than the sum of its proper divisors (1451639022).

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

1162645266 is a wasteful number, since it uses less digits than its factorization.

1162645266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616 (or 599 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 1162645266 is about 34097.5844598998. The cubic root of 1162645266 is about 1051.5156542144.

The spelling of 1162645266 in words is "one billion, one hundred sixty-two million, six hundred forty-five thousand, two hundred sixty-six".