40414161 has 4 divisors (see below), whose sum is σ = 53885552. Its totient is φ = 26942772.

The previous prime is 40414133. The next prime is 40414181. The reversal of 40414161 is 16141404.

40414161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40414161 - 2⁹ = 40413649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40414181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6735691 + ... + 6735696.

It is an arithmetic number, because the mean of its divisors is an integer number (13471388).

Almost surely, 2^40414161 is an apocalyptic number.

It is an amenable number.

40414161 is a deficient number, since it is larger than the sum of its proper divisors (13471391).

40414161 is a wasteful number, since it uses less digits than its factorization.

40414161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13471390.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 40414161 is about 6357.2133045856. The cubic root of 40414161 is about 343.1714810904.

Adding to 40414161 its product of nonzero digits (384), we get a triangular number (40414545 = T₈₉₉₀).

Adding to 40414161 its reverse (16141404), we get a palindrome (56555565).

The spelling of 40414161 in words is "forty million, four hundred fourteen thousand, one hundred sixty-one".