40103331 has 4 divisors (see below), whose sum is σ = 53471112. Its totient is φ = 26735552.

The previous prime is 40103321. The next prime is 40103347. The reversal of 40103331 is 13330104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40103331 - 2⁵ = 40103299 is a prime.

It is a super-2 number, since 2×40103331² = 3216554314591122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40103331.

It is not an unprimeable number, because it can be changed into a prime (40103321) 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, 6683886 + ... + 6683891.

It is an arithmetic number, because the mean of its divisors is an integer number (13367778).

Almost surely, 2^40103331 is an apocalyptic number.

40103331 is a deficient number, since it is larger than the sum of its proper divisors (13367781).

40103331 is a wasteful number, since it uses less digits than its factorization.

40103331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13367780.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 40103331 is about 6332.7190842481. The cubic root of 40103331 is about 342.2894253240.

Adding to 40103331 its reverse (13330104), we get a palindrome (53433435).

The spelling of 40103331 in words is "forty million, one hundred three thousand, three hundred thirty-one".