103361639 has 4 divisors (see below), whose sum is σ = 103390056. Its totient is φ = 103333224.

The previous prime is 103361623. The next prime is 103361641. The reversal of 103361639 is 936163301.

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 103361639 - 2⁴ = 103361623 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 (103361659) 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, 7784 + ... + 16349.

It is an arithmetic number, because the mean of its divisors is an integer number (25847514).

Almost surely, 2^103361639 is an apocalyptic number.

103361639 is a deficient number, since it is larger than the sum of its proper divisors (28417).

103361639 is an equidigital number, since it uses as much as digits as its factorization.

103361639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28416.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 103361639 is about 10166.6926283822. The cubic root of 103361639 is about 469.3027824363.

The spelling of 103361639 in words is "one hundred three million, three hundred sixty-one thousand, six hundred thirty-nine".