25153212503 has 2 divisors, whose sum is σ = 25153212504. Its totient is φ = 25153212502.

The previous prime is 25153212479. The next prime is 25153212523. The reversal of 25153212503 is 30521235152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25153212503 - 2⁶ = 25153212439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25153212523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12576606251 + 12576606252.

It is an arithmetic number, because the mean of its divisors is an integer number (12576606252).

Almost surely, 2^25153212503 is an apocalyptic number.

25153212503 is a deficient number, since it is larger than the sum of its proper divisors (1).

25153212503 is an equidigital number, since it uses as much as digits as its factorization.

25153212503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 25153212503 its reverse (30521235152), we get a palindrome (55674447655).

The spelling of 25153212503 in words is "twenty-five billion, one hundred fifty-three million, two hundred twelve thousand, five hundred three".