2557135103 has 2 divisors, whose sum is σ = 2557135104. Its totient is φ = 2557135102.

The previous prime is 2557135081. The next prime is 2557135151. The reversal of 2557135103 is 3015317552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2557135103 - 2⁸ = 2557134847 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2557135103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2557135153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278567551 + 1278567552.

It is an arithmetic number, because the mean of its divisors is an integer number (1278567552).

Almost surely, 2^2557135103 is an apocalyptic number.

2557135103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557135103 is an equidigital number, since it uses as much as digits as its factorization.

2557135103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 2557135103 is about 50568.1233881583. The cubic root of 2557135103 is about 1367.4702642630.

The spelling of 2557135103 in words is "two billion, five hundred fifty-seven million, one hundred thirty-five thousand, one hundred three".