6142336511 has 4 divisors (see below), whose sum is σ = 6465617400. Its totient is φ = 5819055624.

The previous prime is 6142336489. The next prime is 6142336523. The reversal of 6142336511 is 1156332416.

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

It is a cyclic number.

It is not a de Polignac number, because 6142336511 - 2²² = 6138142207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6142336111) 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, 161640416 + ... + 161640453.

It is an arithmetic number, because the mean of its divisors is an integer number (1616404350).

Almost surely, 2^6142336511 is an apocalyptic number.

6142336511 is a deficient number, since it is larger than the sum of its proper divisors (323280889).

6142336511 is a wasteful number, since it uses less digits than its factorization.

6142336511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323280888.

The product of its digits is 12960, while the sum is 32.

The square root of 6142336511 is about 78373.0598547741. The cubic root of 6142336511 is about 1831.3774763290.

Adding to 6142336511 its reverse (1156332416), we get a palindrome (7298668927).

The spelling of 6142336511 in words is "six billion, one hundred forty-two million, three hundred thirty-six thousand, five hundred eleven".