25353105803 has 2 divisors, whose sum is σ = 25353105804. Its totient is φ = 25353105802.

The previous prime is 25353105797. The next prime is 25353105851. The reversal of 25353105803 is 30850135352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25353105803 is a prime.

It is a super-2 number, since 2×25353105803² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25353105853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12676552901 + 12676552902.

It is an arithmetic number, because the mean of its divisors is an integer number (12676552902).

Almost surely, 2^25353105803 is an apocalyptic number.

25353105803 is a deficient number, since it is larger than the sum of its proper divisors (1).

25353105803 is an equidigital number, since it uses as much as digits as its factorization.

25353105803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 25353105803 in words is "twenty-five billion, three hundred fifty-three million, one hundred five thousand, eight hundred three".