1155275162 has 8 divisors (see below), whose sum is σ = 1748248596. Its totient is φ = 572525632.

The previous prime is 1155275153. The next prime is 1155275167. The reversal of 1155275162 is 2615725511.

It can be written as a sum of positive squares in 2 ways, for example, as 1012448761 + 142826401 = 31819^2 + 11951^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1155275167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2555693 + ... + 2556144.

Almost surely, 2^1155275162 is an apocalyptic number.

1155275162 is a deficient number, since it is larger than the sum of its proper divisors (592973434).

1155275162 is a wasteful number, since it uses less digits than its factorization.

1155275162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111952.

The product of its digits is 21000, while the sum is 35.

The square root of 1155275162 is about 33989.3389462049. The cubic root of 1155275162 is about 1049.2890612979.

The spelling of 1155275162 in words is "one billion, one hundred fifty-five million, two hundred seventy-five thousand, one hundred sixty-two".