342311403 has 12 divisors (see below), whose sum is σ = 530932200. Its totient is φ = 195606432.

The previous prime is 342311327. The next prime is 342311441. The reversal of 342311403 is 304113243.

It is not a de Polignac number, because 342311403 - 2⁸ = 342311147 is a prime.

It is a super-3 number, since 3×342311403³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 342311403.

It is not an unprimeable number, because it can be changed into a prime (342311603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1164178 + ... + 1164471.

It is an arithmetic number, because the mean of its divisors is an integer number (44244350).

Almost surely, 2^342311403 is an apocalyptic number.

342311403 is a deficient number, since it is larger than the sum of its proper divisors (188620797).

342311403 is a wasteful number, since it uses less digits than its factorization.

342311403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328666 (or 2328659 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 342311403 is about 18501.6594661128. The cubic root of 342311403 is about 699.5312528455.

Adding to 342311403 its reverse (304113243), we get a palindrome (646424646).

The spelling of 342311403 in words is "three hundred forty-two million, three hundred eleven thousand, four hundred three".