342143451 has 12 divisors (see below), whose sum is σ = 532223328. Its totient is φ = 210549744.

The previous prime is 342143447. The next prime is 342143467. The reversal of 342143451 is 154341243.

It is a happy number.

It is not a de Polignac number, because 342143451 - 2² = 342143447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342143471) 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, 1462035 + ... + 1462268.

It is an arithmetic number, because the mean of its divisors is an integer number (44351944).

Almost surely, 2^342143451 is an apocalyptic number.

342143451 is a deficient number, since it is larger than the sum of its proper divisors (190079877).

342143451 is a wasteful number, since it uses less digits than its factorization.

342143451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924322 (or 2924319 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 342143451 is about 18497.1200731357. The cubic root of 342143451 is about 699.4168278979.

Adding to 342143451 its reverse (154341243), we get a palindrome (496484694).

It can be divided in two parts, 34 and 2143451, that added together give a triangular number (2143485 = T₂₀₇₀).

The spelling of 342143451 in words is "three hundred forty-two million, one hundred forty-three thousand, four hundred fifty-one".