103402443 has 4 divisors (see below), whose sum is σ = 137869928. Its totient is φ = 68934960.

The previous prime is 103402441. The next prime is 103402447. The reversal of 103402443 is 344204301.

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

It is not a de Polignac number, because 103402443 - 2¹ = 103402441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103402441) 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, 17233738 + ... + 17233743.

It is an arithmetic number, because the mean of its divisors is an integer number (34467482).

Almost surely, 2^103402443 is an apocalyptic number.

103402443 is a deficient number, since it is larger than the sum of its proper divisors (34467485).

103402443 is an equidigital number, since it uses as much as digits as its factorization.

103402443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34467484.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 103402443 is about 10168.6991793444. The cubic root of 103402443 is about 469.3645297525.

Adding to 103402443 its reverse (344204301), we get a palindrome (447606744).

The spelling of 103402443 in words is "one hundred three million, four hundred two thousand, four hundred forty-three".