9340981263 has 32 divisors (see below), whose sum is σ = 14099647680. Its totient is φ = 6110899200.

The previous prime is 9340981259. The next prime is 9340981291. The reversal of 9340981263 is 3621890439.

It is a happy number.

It is not a de Polignac number, because 9340981263 - 2² = 9340981259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9340981213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 292995 + ... + 323307.

It is an arithmetic number, because the mean of its divisors is an integer number (440613990).

Almost surely, 2^9340981263 is an apocalyptic number.

9340981263 is a deficient number, since it is larger than the sum of its proper divisors (4758666417).

9340981263 is a wasteful number, since it uses less digits than its factorization.

9340981263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30536 (or 30530 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 9340981263 is about 96648.7519991852. The cubic root of 9340981263 is about 2106.0281264253.

The spelling of 9340981263 in words is "nine billion, three hundred forty million, nine hundred eighty-one thousand, two hundred sixty-three".