25434114287 has 2 divisors, whose sum is σ = 25434114288. Its totient is φ = 25434114286.

The previous prime is 25434114271. The next prime is 25434114353. The reversal of 25434114287 is 78241143452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25434114287 - 2⁴ = 25434114271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25434114487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12717057143 + 12717057144.

It is an arithmetic number, because the mean of its divisors is an integer number (12717057144).

Almost surely, 2^25434114287 is an apocalyptic number.

25434114287 is a deficient number, since it is larger than the sum of its proper divisors (1).

25434114287 is an equidigital number, since it uses as much as digits as its factorization.

25434114287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 41.

The spelling of 25434114287 in words is "twenty-five billion, four hundred thirty-four million, one hundred fourteen thousand, two hundred eighty-seven".