103421502 has 16 divisors (see below), whose sum is σ = 229825680. Its totient is φ = 34473816.

The previous prime is 103421449. The next prime is 103421519. The reversal of 103421502 is 205124301.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 957553 + ... + 957660.

It is an arithmetic number, because the mean of its divisors is an integer number (14364105).

Almost surely, 2^103421502 is an apocalyptic number.

103421502 is an abundant number, since it is smaller than the sum of its proper divisors (126404178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103421502 is a wasteful number, since it uses less digits than its factorization.

103421502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1915224 (or 1915218 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 103421502 is about 10169.6362766817. The cubic root of 103421502 is about 469.3933655284.

Adding to 103421502 its reverse (205124301), we get a palindrome (308545803).

The spelling of 103421502 in words is "one hundred three million, four hundred twenty-one thousand, five hundred two".