40013134 has 16 divisors (see below), whose sum is σ = 70190208. Its totient is φ = 16749432.

The previous prime is 40013117. The next prime is 40013153. The reversal of 40013134 is 43131004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32632 + ... + 33835.

It is an arithmetic number, because the mean of its divisors is an integer number (4386888).

Almost surely, 2^40013134 is an apocalyptic number.

40013134 is a deficient number, since it is larger than the sum of its proper divisors (30177074).

40013134 is a wasteful number, since it uses less digits than its factorization.

40013134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66519.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 40013134 is about 6325.5935689862. The cubic root of 40013134 is about 342.0326166127.

Adding to 40013134 its reverse (43131004), we get a palindrome (83144138).

The spelling of 40013134 in words is "forty million, thirteen thousand, one hundred thirty-four".