40901011 has 2 divisors, whose sum is σ = 40901012. Its totient is φ = 40901010.

The previous prime is 40900999. The next prime is 40901027. The reversal of 40901011 is 11010904.

It is a happy number.

It is an a-pointer prime, because the next prime (40901027) can be obtained adding 40901011 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40901011 - 2⁷ = 40900883 is a prime.

It is not a weakly prime, because it can be changed into another prime (40901111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20450505 + 20450506.

It is an arithmetic number, because the mean of its divisors is an integer number (20450506).

Almost surely, 2^40901011 is an apocalyptic number.

40901011 is a deficient number, since it is larger than the sum of its proper divisors (1).

40901011 is an equidigital number, since it uses as much as digits as its factorization.

40901011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 40901011 is about 6395.3898239279. The cubic root of 40901011 is about 344.5439918038.

Adding to 40901011 its reverse (11010904), we get a palindrome (51911915).

The spelling of 40901011 in words is "forty million, nine hundred one thousand, eleven".