1412311561631 has 4 divisors (see below), whose sum is σ = 1416578364264. Its totient is φ = 1408044759000.

The previous prime is 1412311561621. The next prime is 1412311561637. The reversal of 1412311561631 is 1361651132141.

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 1412311561631 - 2¹⁰ = 1412311560607 is a prime.

It is a super-2 number, since 2×1412311561631² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1412311561591 and 1412311561600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1412311561637) 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, 2133400820 + ... + 2133401481.

It is an arithmetic number, because the mean of its divisors is an integer number (354144591066).

Almost surely, 2^{1412311561631} is an apocalyptic number.

1412311561631 is a deficient number, since it is larger than the sum of its proper divisors (4266802633).

1412311561631 is an equidigital number, since it uses as much as digits as its factorization.

1412311561631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4266802632.

The product of its digits is 12960, while the sum is 35.

Adding to 1412311561631 its reverse (1361651132141), we get a palindrome (2773962693772).

The spelling of 1412311561631 in words is "one trillion, four hundred twelve billion, three hundred eleven million, five hundred sixty-one thousand, six hundred thirty-one".