6326131403 has 4 divisors (see below), whose sum is σ = 6326950968. Its totient is φ = 6325311840.

The previous prime is 6326131397. The next prime is 6326131417. The reversal of 6326131403 is 3041316236.

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 6326131403 - 2⁴ = 6326131387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6326131423) 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, 398093 + ... + 413678.

It is an arithmetic number, because the mean of its divisors is an integer number (1581737742).

Almost surely, 2^6326131403 is an apocalyptic number.

6326131403 is a deficient number, since it is larger than the sum of its proper divisors (819565).

6326131403 is an equidigital number, since it uses as much as digits as its factorization.

6326131403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819564.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 6326131403 is about 79536.9813545875. The cubic root of 6326131403 is about 1849.4647979941.

Adding to 6326131403 its reverse (3041316236), we get a palindrome (9367447639).

The spelling of 6326131403 in words is "six billion, three hundred twenty-six million, one hundred thirty-one thousand, four hundred three".