265164611 has 2 divisors, whose sum is σ = 265164612. Its totient is φ = 265164610.

The previous prime is 265164577. The next prime is 265164619. The reversal of 265164611 is 116461562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265164611 - 2⁶ = 265164547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (265164619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132582305 + 132582306.

It is an arithmetic number, because the mean of its divisors is an integer number (132582306).

Almost surely, 2^265164611 is an apocalyptic number.

265164611 is a deficient number, since it is larger than the sum of its proper divisors (1).

265164611 is an equidigital number, since it uses as much as digits as its factorization.

265164611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 32.

The square root of 265164611 is about 16283.8757978560. The cubic root of 265164611 is about 642.4487978698.

The spelling of 265164611 in words is "two hundred sixty-five million, one hundred sixty-four thousand, six hundred eleven".