65201263 has 4 divisors (see below), whose sum is σ = 65231008. Its totient is φ = 65171520.

The previous prime is 65201261. The next prime is 65201291. The reversal of 65201263 is 36210256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65201263 - 2¹ = 65201261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65201261) 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, 11298 + ... + 16063.

It is an arithmetic number, because the mean of its divisors is an integer number (16307752).

Almost surely, 2^65201263 is an apocalyptic number.

65201263 is a deficient number, since it is larger than the sum of its proper divisors (29745).

65201263 is a wasteful number, since it uses less digits than its factorization.

65201263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29744.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 65201263 is about 8074.7299026036. The cubic root of 65201263 is about 402.4871346016.

The spelling of 65201263 in words is "sixty-five million, two hundred one thousand, two hundred sixty-three".