25235243041 has 4 divisors (see below), whose sum is σ = 25289280432. Its totient is φ = 25181205652.

The previous prime is 25235243039. The next prime is 25235243083. The reversal of 25235243041 is 14034253252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25235243041 - 2¹ = 25235243039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25235242994 and 25235243012.

It is not an unprimeable number, because it can be changed into a prime (25235243021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27017995 + ... + 27018928.

It is an arithmetic number, because the mean of its divisors is an integer number (6322320108).

Almost surely, 2^25235243041 is an apocalyptic number.

It is an amenable number.

25235243041 is a deficient number, since it is larger than the sum of its proper divisors (54037391).

25235243041 is an equidigital number, since it uses as much as digits as its factorization.

25235243041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54037390.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 25235243041 its reverse (14034253252), we get a palindrome (39269496293).

The spelling of 25235243041 in words is "twenty-five billion, two hundred thirty-five million, two hundred forty-three thousand, forty-one".