40249103 has 4 divisors (see below), whose sum is σ = 41999088. Its totient is φ = 38499120.

The previous prime is 40249091. The next prime is 40249127. The reversal of 40249103 is 30194204.

40249103 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 is a cyclic number.

It is not a de Polignac number, because 40249103 - 2⁶ = 40249039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 1749961 = 40249103 / (4 + 0 + 2 + 4 + 9 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40249603) 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, 874958 + ... + 875003.

It is an arithmetic number, because the mean of its divisors is an integer number (10499772).

Almost surely, 2^40249103 is an apocalyptic number.

40249103 is a deficient number, since it is larger than the sum of its proper divisors (1749985).

40249103 is a wasteful number, since it uses less digits than its factorization.

40249103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749984.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 40249103 is about 6344.2180763275. The cubic root of 40249103 is about 342.7036542552.

The spelling of 40249103 in words is "forty million, two hundred forty-nine thousand, one hundred three".