1445676582131 has 4 divisors (see below), whose sum is σ = 1453245569664. Its totient is φ = 1438107594600.

The previous prime is 1445676582121. The next prime is 1445676582187. The reversal of 1445676582131 is 1312856765441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445676582131 is a prime.

It is a super-2 number, since 2×1445676582131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1445676582121) 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, 3784493480 + ... + 3784493861.

It is an arithmetic number, because the mean of its divisors is an integer number (363311392416).

Almost surely, 2^{1445676582131} is an apocalyptic number.

1445676582131 is a deficient number, since it is larger than the sum of its proper divisors (7568987533).

1445676582131 is an equidigital number, since it uses as much as digits as its factorization.

1445676582131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7568987532.

The product of its digits is 4838400, while the sum is 53.

The spelling of 1445676582131 in words is "one trillion, four hundred forty-five billion, six hundred seventy-six million, five hundred eighty-two thousand, one hundred thirty-one".