42365311 has 2 divisors, whose sum is σ = 42365312. Its totient is φ = 42365310.

The previous prime is 42365303. The next prime is 42365321. The reversal of 42365311 is 11356324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42365311 - 2³ = 42365303 is a prime.

It is a super-2 number, since 2×42365311² = 3589639152253442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42365321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21182655 + 21182656.

It is an arithmetic number, because the mean of its divisors is an integer number (21182656).

Almost surely, 2^42365311 is an apocalyptic number.

42365311 is a deficient number, since it is larger than the sum of its proper divisors (1).

42365311 is an equidigital number, since it uses as much as digits as its factorization.

42365311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 25.

The square root of 42365311 is about 6508.8640329938. The cubic root of 42365311 is about 348.6075588101.

The spelling of 42365311 in words is "forty-two million, three hundred sixty-five thousand, three hundred eleven".