342113643 has 12 divisors (see below), whose sum is σ = 494621088. Its totient is φ = 227864880.

The previous prime is 342113623. The next prime is 342113647. The reversal of 342113643 is 346311243.

342113643 is a `hidden beast` number, since 3 + 4 + 2 + 1 + 13 + 643 = 666.

It is not a de Polignac number, because 342113643 - 2¹³ = 342105451 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (342113647) 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, 6963 + ... + 27068.

It is an arithmetic number, because the mean of its divisors is an integer number (41218424).

Almost surely, 2^342113643 is an apocalyptic number.

342113643 is a deficient number, since it is larger than the sum of its proper divisors (152507445).

342113643 is a wasteful number, since it uses less digits than its factorization.

342113643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35154 (or 35151 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 342113643 is about 18496.3143085318. The cubic root of 342113643 is about 699.3965159282.

Adding to 342113643 its reverse (346311243), we get a palindrome (688424886).

The spelling of 342113643 in words is "three hundred forty-two million, one hundred thirteen thousand, six hundred forty-three".