100040011 has 2 divisors, whose sum is σ = 100040012. Its totient is φ = 100040010.

The previous prime is 100039981. The next prime is 100040023. The reversal of 100040011 is 110040001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100040011 - 2¹³ = 100031819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100039976 and 100040003.

It is not a weakly prime, because it can be changed into another prime (100040051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50020005 + 50020006.

It is an arithmetic number, because the mean of its divisors is an integer number (50020006).

Almost surely, 2^100040011 is an apocalyptic number.

100040011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100040011 is an equidigital number, since it uses as much as digits as its factorization.

100040011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 100040011 is about 10002.0003499300. Note that the first 3 decimals coincide. The cubic root of 100040011 is about 464.2207799771.

Adding to 100040011 its reverse (110040001), we get a palindrome (210080012).

The spelling of 100040011 in words is "one hundred million, forty thousand, eleven".