342403003 has 4 divisors (see below), whose sum is σ = 345727408. Its totient is φ = 339078600.

The previous prime is 342402961. The next prime is 342403007. The reversal of 342403003 is 300304243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342403003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342403007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662048 + ... + 1662253.

It is an arithmetic number, because the mean of its divisors is an integer number (86431852).

Almost surely, 2^342403003 is an apocalyptic number.

342403003 is a deficient number, since it is larger than the sum of its proper divisors (3324405).

342403003 is a wasteful number, since it uses less digits than its factorization.

342403003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324404.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 342403003 is about 18504.1347541570. The cubic root of 342403003 is about 699.5936437440.

Adding to 342403003 its reverse (300304243), we get a palindrome (642707246).

The spelling of 342403003 in words is "three hundred forty-two million, four hundred three thousand, three".