1165828201 has 12 divisors (see below), whose sum is σ = 1246022400. Its totient is φ = 1090461528.

The previous prime is 1165828199. The next prime is 1165828229. The reversal of 1165828201 is 1028285611.

It is not a de Polignac number, because 1165828201 - 2¹ = 1165828199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165828291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8080 + ... + 48958.

It is an arithmetic number, because the mean of its divisors is an integer number (103835200).

Almost surely, 2^1165828201 is an apocalyptic number.

It is an amenable number.

1165828201 is a deficient number, since it is larger than the sum of its proper divisors (80194199).

1165828201 is an equidigital number, since it uses as much as digits as its factorization.

1165828201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40996 (or 40977 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 34.

The square root of 1165828201 is about 34144.2264665639. The cubic root of 1165828201 is about 1052.4743462809.

The spelling of 1165828201 in words is "one billion, one hundred sixty-five million, eight hundred twenty-eight thousand, two hundred one".