9948931 has 2 divisors, whose sum is σ = 9948932. Its totient is φ = 9948930.

The previous prime is 9948907. The next prime is 9948941. The reversal of 9948931 is 1398499.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9948931 - 2⁵ = 9948899 is a prime.

It is a super-2 number, since 2×9948931² = 197962456085522, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (9948941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4974465 + 4974466.

It is an arithmetic number, because the mean of its divisors is an integer number (4974466).

Almost surely, 2^9948931 is an apocalyptic number.

9948931 is a deficient number, since it is larger than the sum of its proper divisors (1).

9948931 is an equidigital number, since it uses as much as digits as its factorization.

9948931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 43.

The square root of 9948931 is about 3154.1926066745. The cubic root of 9948931 is about 215.0760934910.

The spelling of 9948931 in words is "nine million, nine hundred forty-eight thousand, nine hundred thirty-one".