265072001 has 2 divisors, whose sum is σ = 265072002. Its totient is φ = 265072000.

The previous prime is 265071953. The next prime is 265072091. The reversal of 265072001 is 100270562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256800625 + 8271376 = 16025^2 + 2876^2 .

It is a cyclic number.

It is not a de Polignac number, because 265072001 - 2¹⁰ = 265070977 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (265072091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132536000 + 132536001.

It is an arithmetic number, because the mean of its divisors is an integer number (132536001).

Almost surely, 2^265072001 is an apocalyptic number.

It is an amenable number.

265072001 is a deficient number, since it is larger than the sum of its proper divisors (1).

265072001 is an equidigital number, since it uses as much as digits as its factorization.

265072001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 265072001 is about 16281.0319390388. The cubic root of 265072001 is about 642.3739963960.

The spelling of 265072001 in words is "two hundred sixty-five million, seventy-two thousand, one".