40553101 has 4 divisors (see below), whose sum is σ = 40912092. Its totient is φ = 40194112.

The previous prime is 40553089. The next prime is 40553129. The reversal of 40553101 is 10135504.

40553101 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.

It can be written as a sum of positive squares in 2 ways, for example, as 13147876 + 27405225 = 3626^2 + 5235^2 .

It is a cyclic number.

It is not a de Polignac number, because 40553101 - 2⁵ = 40553069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40553131) 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, 179326 + ... + 179551.

It is an arithmetic number, because the mean of its divisors is an integer number (10228023).

Almost surely, 2^40553101 is an apocalyptic number.

It is an amenable number.

40553101 is a deficient number, since it is larger than the sum of its proper divisors (358991).

40553101 is a wasteful number, since it uses less digits than its factorization.

40553101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358990.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 40553101 is about 6368.1316726337. The cubic root of 40553101 is about 343.5642948014.

Adding to 40553101 its reverse (10135504), we get a palindrome (50688605).

The spelling of 40553101 in words is "forty million, five hundred fifty-three thousand, one hundred one".