2261125162 has 16 divisors (see below), whose sum is σ = 3481286400. Its totient is φ = 1100938608.

The previous prime is 2261125159. The next prime is 2261125183. The reversal of 2261125162 is 2615211622.

It is a super-2 number, since 2×2261125162² = 10225373996459052488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2261125162.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41733 + ... + 79144.

It is an arithmetic number, because the mean of its divisors is an integer number (217580400).

Almost surely, 2^2261125162 is an apocalyptic number.

2261125162 is a deficient number, since it is larger than the sum of its proper divisors (1220161238).

2261125162 is a wasteful number, since it uses less digits than its factorization.

2261125162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121125.

The product of its digits is 2880, while the sum is 28.

The square root of 2261125162 is about 47551.2898037477. The cubic root of 2261125162 is about 1312.5268637525.

Adding to 2261125162 its reverse (2615211622), we get a palindrome (4876336784).

The spelling of 2261125162 in words is "two billion, two hundred sixty-one million, one hundred twenty-five thousand, one hundred sixty-two".