40105267 has 2 divisors, whose sum is σ = 40105268. Its totient is φ = 40105266.

The previous prime is 40105229. The next prime is 40105277. The reversal of 40105267 is 76250104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40105267 - 2¹⁹ = 39580979 is a prime.

It is a super-2 number, since 2×40105267² = 3216864882282578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40105277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20052633 + 20052634.

It is an arithmetic number, because the mean of its divisors is an integer number (20052634).

Almost surely, 2^40105267 is an apocalyptic number.

40105267 is a deficient number, since it is larger than the sum of its proper divisors (1).

40105267 is an equidigital number, since it uses as much as digits as its factorization.

40105267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 40105267 is about 6332.8719393337. The cubic root of 40105267 is about 342.2949332760.

The spelling of 40105267 in words is "forty million, one hundred five thousand, two hundred sixty-seven".