2253139 has 8 divisors (see below), whose sum is σ = 2599520. Its totient is φ = 1912896.

The previous prime is 2253137. The next prime is 2253161. The reversal of 2253139 is 9313522.

It is a happy number.

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 2253139 - 2¹ = 2253137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2253137) 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, 714 + ... + 2239.

It is an arithmetic number, because the mean of its divisors is an integer number (324940).

2^2253139 is an apocalyptic number.

2253139 is a deficient number, since it is larger than the sum of its proper divisors (346381).

2253139 is a wasteful number, since it uses less digits than its factorization.

2253139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3069.

The product of its digits is 1620, while the sum is 25.

The square root of 2253139 is about 1501.0459686499. The cubic root of 2253139 is about 131.0979784850.

It can be divided in two parts, 225 and 3139, that added together give a square (3364 = 58²).

The spelling of 2253139 in words is "two million, two hundred fifty-three thousand, one hundred thirty-nine".