265075541 has 2 divisors, whose sum is σ = 265075542. Its totient is φ = 265075540.

The previous prime is 265075519. The next prime is 265075549. The reversal of 265075541 is 145570562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146918641 + 118156900 = 12121^2 + 10870^2 .

It is a cyclic number.

It is not a de Polignac number, because 265075541 - 2⁶ = 265075477 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265075549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132537770 + 132537771.

It is an arithmetic number, because the mean of its divisors is an integer number (132537771).

Almost surely, 2^265075541 is an apocalyptic number.

It is an amenable number.

265075541 is a deficient number, since it is larger than the sum of its proper divisors (1).

265075541 is an equidigital number, since it uses as much as digits as its factorization.

265075541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 265075541 is about 16281.1406541434. The cubic root of 265075541 is about 642.3768559887.

The spelling of 265075541 in words is "two hundred sixty-five million, seventy-five thousand, five hundred forty-one".