2261153 has 8 divisors (see below), whose sum is σ = 2498688. Its totient is φ = 2035264.

The previous prime is 2261143. The next prime is 2261173. The reversal of 2261153 is 3511622.

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

It is a cyclic number.

It is not a de Polignac number, because 2261153 - 2¹⁴ = 2244769 is a prime.

It is a super-2 number, since 2×2261153² = 10225625778818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2501 + ... + 3282.

It is an arithmetic number, because the mean of its divisors is an integer number (312336).

2^2261153 is an apocalyptic number.

2261153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2261153 is a deficient number, since it is larger than the sum of its proper divisors (237535).

2261153 is a wasteful number, since it uses less digits than its factorization.

2261153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5823.

The product of its digits is 360, while the sum is 20.

The square root of 2261153 is about 1503.7130710345. The cubic root of 2261153 is about 131.2532250152.

Adding to 2261153 its reverse (3511622), we get a palindrome (5772775).

The spelling of 2261153 in words is "two million, two hundred sixty-one thousand, one hundred fifty-three".