40355311 has 2 divisors, whose sum is σ = 40355312. Its totient is φ = 40355310.

The previous prime is 40355291. The next prime is 40355353. The reversal of 40355311 is 11355304.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40355311 - 2⁵ = 40355279 is a prime.

It is a super-2 number, since 2×40355311² = 3257102251813442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40355911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20177655 + 20177656.

It is an arithmetic number, because the mean of its divisors is an integer number (20177656).

Almost surely, 2^40355311 is an apocalyptic number.

40355311 is a deficient number, since it is larger than the sum of its proper divisors (1).

40355311 is an equidigital number, since it uses as much as digits as its factorization.

40355311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 40355311 is about 6352.5830179542. The cubic root of 40355311 is about 343.0048278524.

The spelling of 40355311 in words is "forty million, three hundred fifty-five thousand, three hundred eleven".