40994111 has 2 divisors, whose sum is σ = 40994112. Its totient is φ = 40994110.

The previous prime is 40994101. The next prime is 40994131. The reversal of 40994111 is 11149904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40994111 - 2¹⁰ = 40993087 is a prime.

It is a Sophie Germain prime.

It is equal to p_2490437 and since 40994111 and 2490437 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40994101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20497055 + 20497056.

It is an arithmetic number, because the mean of its divisors is an integer number (20497056).

Almost surely, 2^40994111 is an apocalyptic number.

40994111 is a deficient number, since it is larger than the sum of its proper divisors (1).

40994111 is an equidigital number, since it uses as much as digits as its factorization.

40994111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 40994111 is about 6402.6643672771. The cubic root of 40994111 is about 344.8052138564.

The spelling of 40994111 in words is "forty million, nine hundred ninety-four thousand, one hundred eleven".