265125631541 has 2 divisors, whose sum is σ = 265125631542. Its totient is φ = 265125631540.

The previous prime is 265125631531. The next prime is 265125631543. The reversal of 265125631541 is 145136521562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168712276516 + 96413355025 = 410746^2 + 310505^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265125631541 is a prime.

Together with 265125631543, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265125631543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132562815770 + 132562815771.

It is an arithmetic number, because the mean of its divisors is an integer number (132562815771).

Almost surely, 2^265125631541 is an apocalyptic number.

It is an amenable number.

265125631541 is a deficient number, since it is larger than the sum of its proper divisors (1).

265125631541 is an equidigital number, since it uses as much as digits as its factorization.

265125631541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 41.

The spelling of 265125631541 in words is "two hundred sixty-five billion, one hundred twenty-five million, six hundred thirty-one thousand, five hundred forty-one".