103002644 has 12 divisors (see below), whose sum is σ = 180379584. Its totient is φ = 51465624.

The previous prime is 103002623. The next prime is 103002659. The reversal of 103002644 is 446200301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802 + ... + 14465.

It is an arithmetic number, because the mean of its divisors is an integer number (15031632).

Almost surely, 2^103002644 is an apocalyptic number.

It is an amenable number.

103002644 is a deficient number, since it is larger than the sum of its proper divisors (77376940).

103002644 is a wasteful number, since it uses less digits than its factorization.

103002644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17854 (or 17852 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 103002644 is about 10149.0218247869. The cubic root of 103002644 is about 468.7588256946.

Adding to 103002644 its reverse (446200301), we get a palindrome (549202945).

The spelling of 103002644 in words is "one hundred three million, two thousand, six hundred forty-four".