103203442 has 4 divisors (see below), whose sum is σ = 154805166. Its totient is φ = 51601720.

The previous prime is 103203439. The next prime is 103203473. The reversal of 103203442 is 244302301.

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

It can be written as a sum of positive squares in only one way, i.e., 74805201 + 28398241 = 8649^2 + 5329^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25800859 + ... + 25800862.

Almost surely, 2^103203442 is an apocalyptic number.

103203442 is a deficient number, since it is larger than the sum of its proper divisors (51601724).

103203442 is an equidigital number, since it uses as much as digits as its factorization.

103203442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51601723.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 103203442 is about 10158.9094887197. The cubic root of 103203442 is about 469.0632345033.

Adding to 103203442 its reverse (244302301), we get a palindrome (347505743).

The spelling of 103203442 in words is "one hundred three million, two hundred three thousand, four hundred forty-two".