265355201 has 4 divisors (see below), whose sum is σ = 265540032. Its totient is φ = 265170372.

The previous prime is 265355171. The next prime is 265355243. The reversal of 265355201 is 102553562.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102553562 = 2 ⋅51276781.

It is a cyclic number.

It is not a de Polignac number, because 265355201 - 2⁶ = 265355137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265355281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90245 + ... + 93138.

It is an arithmetic number, because the mean of its divisors is an integer number (66385008).

Almost surely, 2^265355201 is an apocalyptic number.

It is an amenable number.

265355201 is a deficient number, since it is larger than the sum of its proper divisors (184831).

265355201 is a wasteful number, since it uses less digits than its factorization.

265355201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184830.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 265355201 is about 16289.7268546775. The cubic root of 265355201 is about 642.6026834022.

The spelling of 265355201 in words is "two hundred sixty-five million, three hundred fifty-five thousand, two hundred one".