1144463481631 has 2 divisors, whose sum is σ = 1144463481632. Its totient is φ = 1144463481630.

The previous prime is 1144463481587. The next prime is 1144463481659. The reversal of 1144463481631 is 1361843644411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1144463481631 - 2²⁹ = 1143926610719 is a prime.

It is a super-3 number, since 3×1144463481631³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144463481731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572231740815 + 572231740816.

It is an arithmetic number, because the mean of its divisors is an integer number (572231740816).

Almost surely, 2^{1144463481631} is an apocalyptic number.

1144463481631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144463481631 is an equidigital number, since it uses as much as digits as its factorization.

1144463481631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 663552, while the sum is 46.

The spelling of 1144463481631 in words is "one trillion, one hundred forty-four billion, four hundred sixty-three million, four hundred eighty-one thousand, six hundred thirty-one".