2553261297 has 16 divisors (see below), whose sum is σ = 3728903040. Its totient is φ = 1546802432.

The previous prime is 2553261289. The next prime is 2553261307. The reversal of 2553261297 is 7921623552.

It is a cyclic number.

It is not a de Polignac number, because 2553261297 - 2³ = 2553261289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2553261247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 861693 + ... + 864650.

It is an arithmetic number, because the mean of its divisors is an integer number (233056440).

Almost surely, 2^2553261297 is an apocalyptic number.

It is an amenable number.

2553261297 is a deficient number, since it is larger than the sum of its proper divisors (1175641743).

2553261297 is a wasteful number, since it uses less digits than its factorization.

2553261297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726392.

The product of its digits is 226800, while the sum is 42.

The square root of 2553261297 is about 50529.8060257508. The cubic root of 2553261297 is about 1366.7793880124.

The spelling of 2553261297 in words is "two billion, five hundred fifty-three million, two hundred sixty-one thousand, two hundred ninety-seven".