9463509431 has 4 divisors (see below), whose sum is σ = 9495808392. Its totient is φ = 9431210472.

The previous prime is 9463509397. The next prime is 9463509437. The reversal of 9463509431 is 1349053649.

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 9463509431 - 2¹⁰ = 9463508407 is a prime.

It is a super-2 number, since 2×9463509431² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9463509437) 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, 16149041 + ... + 16149626.

It is an arithmetic number, because the mean of its divisors is an integer number (2373952098).

Almost surely, 2^9463509431 is an apocalyptic number.

9463509431 is a deficient number, since it is larger than the sum of its proper divisors (32298961).

9463509431 is a wasteful number, since it uses less digits than its factorization.

9463509431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32298960.

The product of its (nonzero) digits is 349920, while the sum is 44.

The square root of 9463509431 is about 97280.5706757521. The cubic root of 9463509431 is about 2115.1966001969.

The spelling of 9463509431 in words is "nine billion, four hundred sixty-three million, five hundred nine thousand, four hundred thirty-one".