931380011 has 2 divisors, whose sum is σ = 931380012. Its totient is φ = 931380010.

The previous prime is 931379941. The next prime is 931380029. The reversal of 931380011 is 110083139.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 931380011 - 2¹⁸ = 931117867 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (931380031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465690005 + 465690006.

It is an arithmetic number, because the mean of its divisors is an integer number (465690006).

Almost surely, 2^931380011 is an apocalyptic number.

931380011 is a deficient number, since it is larger than the sum of its proper divisors (1).

931380011 is an equidigital number, since it uses as much as digits as its factorization.

931380011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 931380011 is about 30518.5191482156. The cubic root of 931380011 is about 976.5825750588.

The spelling of 931380011 in words is "nine hundred thirty-one million, three hundred eighty thousand, eleven".