25353331 has 2 divisors, whose sum is σ = 25353332. Its totient is φ = 25353330.

The previous prime is 25353299. The next prime is 25353373. The reversal of 25353331 is 13335352.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25353331 - 2⁵ = 25353299 is a prime.

It is a super-2 number, since 2×25353331² = 1285582785591122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25353296 and 25353305.

It is not a weakly prime, because it can be changed into another prime (25353431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12676665 + 12676666.

It is an arithmetic number, because the mean of its divisors is an integer number (12676666).

Almost surely, 2^25353331 is an apocalyptic number.

25353331 is a deficient number, since it is larger than the sum of its proper divisors (1).

25353331 is an equidigital number, since it uses as much as digits as its factorization.

25353331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 25.

The square root of 25353331 is about 5035.2091317045. The cubic root of 25353331 is about 293.7728628048.

Adding to 25353331 its reverse (13335352), we get a palindrome (38688683).

The spelling of 25353331 in words is "twenty-five million, three hundred fifty-three thousand, three hundred thirty-one".