40141305 has 32 divisors (see below), whose sum is σ = 71635200. Its totient is φ = 21326976.

The previous prime is 40141261. The next prime is 40141331. The reversal of 40141305 is 50314104.

It is a happy number.

It is not a de Polignac number, because 40141305 - 2⁷ = 40141177 is a prime.

It is a super-2 number, since 2×40141305² = 3222648734206050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54852 + ... + 55578.

It is an arithmetic number, because the mean of its divisors is an integer number (2238600).

Almost surely, 2^40141305 is an apocalyptic number.

40141305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40141305 is a deficient number, since it is larger than the sum of its proper divisors (31493895).

40141305 is a wasteful number, since it uses less digits than its factorization.

40141305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150 (or 1144 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 40141305 is about 6335.7166129807. The cubic root of 40141305 is about 342.3974296370.

Adding to 40141305 its reverse (50314104), we get a palindrome (90455409).

The spelling of 40141305 in words is "forty million, one hundred forty-one thousand, three hundred five".