6456201331 has 4 divisors (see below), whose sum is σ = 6606345592. Its totient is φ = 6306057072.

The previous prime is 6456201287. The next prime is 6456201383. The reversal of 6456201331 is 1331026546.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6456201331 is a prime.

It is a super-2 number, since 2×6456201331² = 83365071252812343122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6456201293 and 6456201302.

It is not an unprimeable number, because it can be changed into a prime (6456201931) 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, 75072066 + ... + 75072151.

It is an arithmetic number, because the mean of its divisors is an integer number (1651586398).

Almost surely, 2^6456201331 is an apocalyptic number.

6456201331 is a deficient number, since it is larger than the sum of its proper divisors (150144261).

6456201331 is a wasteful number, since it uses less digits than its factorization.

6456201331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150144260.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6456201331 is about 80350.4905461068. The cubic root of 6456201331 is about 1862.0543581693.

Adding to 6456201331 its reverse (1331026546), we get a palindrome (7787227877).

The spelling of 6456201331 in words is "six billion, four hundred fifty-six million, two hundred one thousand, three hundred thirty-one".