6240001331 has 4 divisors (see below), whose sum is σ = 6240378672. Its totient is φ = 6239623992.

The previous prime is 6240001319. The next prime is 6240001333. The reversal of 6240001331 is 1331000426.

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 6240001331 - 2²² = 6235807027 is a prime.

It is a super-2 number, since 2×6240001331² = 77875233221763543122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6240001333) 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, 162671 + ... + 197336.

It is an arithmetic number, because the mean of its divisors is an integer number (1560094668).

Almost surely, 2^6240001331 is an apocalyptic number.

6240001331 is a deficient number, since it is larger than the sum of its proper divisors (377341).

6240001331 is a wasteful number, since it uses less digits than its factorization.

6240001331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377340.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 6240001331 is about 78993.6790572512. The cubic root of 6240001331 is about 1841.0329474014.

Adding to 6240001331 its reverse (1331000426), we get a palindrome (7571001757).

The spelling of 6240001331 in words is "six billion, two hundred forty million, one thousand, three hundred thirty-one".