40853369 has 2 divisors, whose sum is σ = 40853370. Its totient is φ = 40853368.

The previous prime is 40853357. The next prime is 40853383. The reversal of 40853369 is 96335804.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29019769 + 11833600 = 5387^2 + 3440^2 .

It is a cyclic number.

It is not a de Polignac number, because 40853369 - 2⁴ = 40853353 is a prime.

It is a super-2 number, since 2×40853369² = 3337995517300322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40859369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20426684 + 20426685.

It is an arithmetic number, because the mean of its divisors is an integer number (20426685).

Almost surely, 2^40853369 is an apocalyptic number.

It is an amenable number.

40853369 is a deficient number, since it is larger than the sum of its proper divisors (1).

40853369 is an equidigital number, since it uses as much as digits as its factorization.

40853369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 40853369 is about 6391.6640243367. The cubic root of 40853369 is about 344.4101634708.

The spelling of 40853369 in words is "forty million, eight hundred fifty-three thousand, three hundred sixty-nine".