25153123 has 2 divisors, whose sum is σ = 25153124. Its totient is φ = 25153122.

The previous prime is 25153109. The next prime is 25153133. The reversal of 25153123 is 32135152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25153123 - 2¹⁷ = 25022051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25153094 and 25153103.

It is not a weakly prime, because it can be changed into another prime (25153103) 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, 12576561 + 12576562.

It is an arithmetic number, because the mean of its divisors is an integer number (12576562).

Almost surely, 2^25153123 is an apocalyptic number.

25153123 is a deficient number, since it is larger than the sum of its proper divisors (1).

25153123 is an equidigital number, since it uses as much as digits as its factorization.

25153123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 22.

The square root of 25153123 is about 5015.2889248776. The cubic root of 25153123 is about 292.9975382927.

Adding to 25153123 its reverse (32135152), we get a palindrome (57288275).

The spelling of 25153123 in words is "twenty-five million, one hundred fifty-three thousand, one hundred twenty-three".