2603153551 has 2 divisors, whose sum is σ = 2603153552. Its totient is φ = 2603153550.

The previous prime is 2603153549. The next prime is 2603153561. The reversal of 2603153551 is 1553513062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2603153551 - 2¹ = 2603153549 is a prime.

Together with 2603153549, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2603153561) 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 as a sum of consecutive naturals, namely, 1301576775 + 1301576776.

It is an arithmetic number, because the mean of its divisors is an integer number (1301576776).

Almost surely, 2^2603153551 is an apocalyptic number.

2603153551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2603153551 is an equidigital number, since it uses as much as digits as its factorization.

2603153551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 2603153551 is about 51021.1088766209. The cubic root of 2603153551 is about 1375.6245847394.

The spelling of 2603153551 in words is "two billion, six hundred three million, one hundred fifty-three thousand, five hundred fifty-one".