40613163 has 4 divisors (see below), whose sum is σ = 54150888. Its totient is φ = 27075440.

The previous prime is 40613141. The next prime is 40613171. The reversal of 40613163 is 36131604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40613163 - 2⁶ = 40613099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40613173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6768858 + ... + 6768863.

It is an arithmetic number, because the mean of its divisors is an integer number (13537722).

Almost surely, 2^40613163 is an apocalyptic number.

40613163 is a deficient number, since it is larger than the sum of its proper divisors (13537725).

40613163 is a wasteful number, since it uses less digits than its factorization.

40613163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13537724.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 40613163 is about 6372.8457536645. The cubic root of 40613163 is about 343.7338254428.

Adding to 40613163 its reverse (36131604), we get a palindrome (76744767).

The spelling of 40613163 in words is "forty million, six hundred thirteen thousand, one hundred sixty-three".