40467811 has 2 divisors, whose sum is σ = 40467812. Its totient is φ = 40467810.

The previous prime is 40467809. The next prime is 40467821. The reversal of 40467811 is 11876404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40467811 - 2¹ = 40467809 is a prime.

Together with 40467809, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40467821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20233905 + 20233906.

It is an arithmetic number, because the mean of its divisors is an integer number (20233906).

Almost surely, 2^40467811 is an apocalyptic number.

40467811 is a deficient number, since it is larger than the sum of its proper divisors (1).

40467811 is an equidigital number, since it uses as much as digits as its factorization.

40467811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 40467811 is about 6361.4315212851. The cubic root of 40467811 is about 343.3232678944.

The spelling of 40467811 in words is "forty million, four hundred sixty-seven thousand, eight hundred eleven".