40354101 has 6 divisors (see below), whose sum is σ = 58289270. Its totient is φ = 26902728.

The previous prime is 40354091. The next prime is 40354103. The reversal of 40354101 is 10145304.

It is a happy number.

40354101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 26471025 + 13883076 = 5145^2 + 3726^2 .

It is not a de Polignac number, because 40354101 - 2²⁵ = 6799669 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40354103) 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 5 ways as a sum of consecutive naturals, for example, 2241886 + ... + 2241903.

Almost surely, 2^40354101 is an apocalyptic number.

It is an amenable number.

40354101 is a deficient number, since it is larger than the sum of its proper divisors (17935169).

40354101 is a wasteful number, since it uses less digits than its factorization.

40354101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483795 (or 4483792 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 40354101 is about 6352.4877803897. The cubic root of 40354101 is about 343.0013996379.

Adding to 40354101 its reverse (10145304), we get a palindrome (50499405).

The spelling of 40354101 in words is "forty million, three hundred fifty-four thousand, one hundred one".