40504101 has 16 divisors (see below), whose sum is σ = 59470848. Its totient is φ = 24316400.

The previous prime is 40504099. The next prime is 40504133. The reversal of 40504101 is 10140504.

It is a cyclic number.

It is not a de Polignac number, because 40504101 - 2¹ = 40504099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40504171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2205 + ... + 9266.

It is an arithmetic number, because the mean of its divisors is an integer number (3716928).

Almost surely, 2^40504101 is an apocalyptic number.

It is an amenable number.

40504101 is a deficient number, since it is larger than the sum of its proper divisors (18966747).

40504101 is a wasteful number, since it uses less digits than its factorization.

40504101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11592.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 40504101 is about 6364.2832275127. The cubic root of 40504101 is about 343.4258636664.

Adding to 40504101 its reverse (10140504), we get a palindrome (50644605).

It can be divided in two parts, 40504 and 101, that multiplied together give a palindrome (4090904).

The spelling of 40504101 in words is "forty million, five hundred four thousand, one hundred one".