103142342 has 4 divisors (see below), whose sum is σ = 154713516. Its totient is φ = 51571170.

The previous prime is 103142341. The next prime is 103142353. The reversal of 103142342 is 243241301.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103142341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25785584 + ... + 25785587.

It is an arithmetic number, because the mean of its divisors is an integer number (38678379).

Almost surely, 2^103142342 is an apocalyptic number.

103142342 is a deficient number, since it is larger than the sum of its proper divisors (51571174).

103142342 is an equidigital number, since it uses as much as digits as its factorization.

103142342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51571173.

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

The square root of 103142342 is about 10155.9018309552. The cubic root of 103142342 is about 468.9706490210.

Adding to 103142342 its reverse (243241301), we get a palindrome (346383643).

The spelling of 103142342 in words is "one hundred three million, one hundred forty-two thousand, three hundred forty-two".