40331101 has 4 divisors (see below), whose sum is σ = 40639104. Its totient is φ = 40023100.

The previous prime is 40331069. The next prime is 40331117. The reversal of 40331101 is 10113304.

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 a cyclic number.

It is not a de Polignac number, because 40331101 - 2⁵ = 40331069 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 (40331201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153805 + ... + 154066.

It is an arithmetic number, because the mean of its divisors is an integer number (10159776).

Almost surely, 2^40331101 is an apocalyptic number.

It is an amenable number.

40331101 is a deficient number, since it is larger than the sum of its proper divisors (308003).

40331101 is a wasteful number, since it uses less digits than its factorization.

40331101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308002.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 40331101 is about 6350.6772079834. The cubic root of 40331101 is about 342.9362221940.

Adding to 40331101 its reverse (10113304), we get a palindrome (50444405).

The spelling of 40331101 in words is "forty million, three hundred thirty-one thousand, one hundred one".