25421461127 has 2 divisors, whose sum is σ = 25421461128. Its totient is φ = 25421461126.

The previous prime is 25421461057. The next prime is 25421461151. The reversal of 25421461127 is 72116412452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25421461127 - 2¹⁴ = 25421444743 is a prime.

It is a super-2 number, since 2×25421461127² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25421461627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12710730563 + 12710730564.

It is an arithmetic number, because the mean of its divisors is an integer number (12710730564).

Almost surely, 2^25421461127 is an apocalyptic number.

25421461127 is a deficient number, since it is larger than the sum of its proper divisors (1).

25421461127 is an equidigital number, since it uses as much as digits as its factorization.

25421461127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 35.

Adding to 25421461127 its reverse (72116412452), we get a palindrome (97537873579).

The spelling of 25421461127 in words is "twenty-five billion, four hundred twenty-one million, four hundred sixty-one thousand, one hundred twenty-seven".