2553659 has 2 divisors, whose sum is σ = 2553660. Its totient is φ = 2553658.

The previous prime is 2553647. The next prime is 2553671. The reversal of 2553659 is 9563552.

It is a balanced prime because it is at equal distance from previous prime (2553647) and next prime (2553671).

It is a cyclic number.

It is not a de Polignac number, because 2553659 - 2⁸ = 2553403 is a prime.

It is not a weakly prime, because it can be changed into another prime (2553559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276829 + 1276830.

It is an arithmetic number, because the mean of its divisors is an integer number (1276830).

2^2553659 is an apocalyptic number.

2553659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553659 is an equidigital number, since it uses as much as digits as its factorization.

2553659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40500, while the sum is 35.

The square root of 2553659 is about 1598.0172089186. The cubic root of 2553659 is about 136.6850348767.

The spelling of 2553659 in words is "two million, five hundred fifty-three thousand, six hundred fifty-nine".