103205402 has 8 divisors (see below), whose sum is σ = 163914516. Its totient is φ = 48567232.

The previous prime is 103205383. The next prime is 103205413. The reversal of 103205402 is 204502301.

It can be written as a sum of positive squares in 2 ways, for example, as 103205281 + 121 = 10159^2 + 11^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1517693 + ... + 1517760.

Almost surely, 2^103205402 is an apocalyptic number.

103205402 is a deficient number, since it is larger than the sum of its proper divisors (60709114).

103205402 is a wasteful number, since it uses less digits than its factorization.

103205402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3035472.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 103205402 is about 10159.0059553088. The cubic root of 103205402 is about 469.0662039072.

Adding to 103205402 its reverse (204502301), we get a palindrome (307707703).

The spelling of 103205402 in words is "one hundred three million, two hundred five thousand, four hundred two".