6352140631 has 4 divisors (see below), whose sum is σ = 6352479000. Its totient is φ = 6351802264.

The previous prime is 6352140607. The next prime is 6352140637. The reversal of 6352140631 is 1360412536.

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 6352140631 - 2⁷ = 6352140503 is a prime.

It is a super-2 number, since 2×6352140631² = 80699381192002156322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6352140593 and 6352140602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6352140637) 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, 139261 + ... + 179158.

It is an arithmetic number, because the mean of its divisors is an integer number (1588119750).

Almost surely, 2^6352140631 is an apocalyptic number.

6352140631 is a deficient number, since it is larger than the sum of its proper divisors (338369).

6352140631 is a wasteful number, since it uses less digits than its factorization.

6352140631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338368.

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

The square root of 6352140631 is about 79700.3176342479. The cubic root of 6352140631 is about 1851.9959593533.

The spelling of 6352140631 in words is "six billion, three hundred fifty-two million, one hundred forty thousand, six hundred thirty-one".