9263213261 has 4 divisors (see below), whose sum is σ = 9562026624. Its totient is φ = 8964399900.

The previous prime is 9263213251. The next prime is 9263213287. The reversal of 9263213261 is 1623123629.

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.

It is a cyclic number.

It is not a de Polignac number, because 9263213261 - 2²² = 9259018957 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 (9263213251) 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, 149406635 + ... + 149406696.

It is an arithmetic number, because the mean of its divisors is an integer number (2390506656).

Almost surely, 2^9263213261 is an apocalyptic number.

It is an amenable number.

9263213261 is a deficient number, since it is larger than the sum of its proper divisors (298813363).

9263213261 is a wasteful number, since it uses less digits than its factorization.

9263213261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298813362.

The product of its digits is 23328, while the sum is 35.

The square root of 9263213261 is about 96245.5882677227. The cubic root of 9263213261 is about 2100.1672777558.

The spelling of 9263213261 in words is "nine billion, two hundred sixty-three million, two hundred thirteen thousand, two hundred sixty-one".