1406302326631 has 4 divisors (see below), whose sum is σ = 1406358520632. Its totient is φ = 1406246132632.

The previous prime is 1406302326617. The next prime is 1406302326647. The reversal of 1406302326631 is 1366232036041.

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 1406302326631 - 2¹³ = 1406302318439 is a prime.

It is a super-2 number, since 2×1406302326631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406302326601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28059445 + ... + 28109518.

It is an arithmetic number, because the mean of its divisors is an integer number (351589630158).

Almost surely, 2^{1406302326631} is an apocalyptic number.

1406302326631 is a deficient number, since it is larger than the sum of its proper divisors (56194001).

1406302326631 is an equidigital number, since it uses as much as digits as its factorization.

1406302326631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56194000.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 1406302326631 in words is "one trillion, four hundred six billion, three hundred two million, three hundred twenty-six thousand, six hundred thirty-one".