40830851 has 2 divisors, whose sum is σ = 40830852. Its totient is φ = 40830850.

The previous prime is 40830799. The next prime is 40830877. The reversal of 40830851 is 15803804.

40830851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40830851 - 2¹⁰ = 40829827 is a prime.

It is a Sophie Germain prime.

It is equal to p_2481176 and since 40830851 and 2481176 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (40830151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20415425 + 20415426.

It is an arithmetic number, because the mean of its divisors is an integer number (20415426).

Almost surely, 2^40830851 is an apocalyptic number.

40830851 is a deficient number, since it is larger than the sum of its proper divisors (1).

40830851 is an equidigital number, since it uses as much as digits as its factorization.

40830851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 40830851 is about 6389.9022684232. The cubic root of 40830851 is about 344.3468732731.

The spelling of 40830851 in words is "forty million, eight hundred thirty thousand, eight hundred fifty-one".