2552140891 has 2 divisors, whose sum is σ = 2552140892. Its totient is φ = 2552140890.

The previous prime is 2552140889. The next prime is 2552140919. The reversal of 2552140891 is 1980412552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2552140891 - 2¹ = 2552140889 is a prime.

Together with 2552140889, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2552140891.

It is not a weakly prime, because it can be changed into another prime (2552140831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276070445 + 1276070446.

It is an arithmetic number, because the mean of its divisors is an integer number (1276070446).

Almost surely, 2^2552140891 is an apocalyptic number.

2552140891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552140891 is an equidigital number, since it uses as much as digits as its factorization.

2552140891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 2552140891 is about 50518.7182240405. The cubic root of 2552140891 is about 1366.5794382624.

The spelling of 2552140891 in words is "two billion, five hundred fifty-two million, one hundred forty thousand, eight hundred ninety-one".