1373130772443 has 24 divisors (see below), whose sum is σ = 2102163944400. Its totient is φ = 860718265344.

The previous prime is 1373130772213. The next prime is 1373130772451. The reversal of 1373130772443 is 3442770313731.

1373130772443 is a `hidden beast` number, since 1 + 3 + 7 + 3 + 130 + 7 + 72 + 443 = 666.

It is not a de Polignac number, because 1373130772443 - 2⁸ = 1373130772187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1373130772543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4292953 + ... + 4601706.

It is an arithmetic number, because the mean of its divisors is an integer number (87590164350).

Almost surely, 2^{1373130772443} is an apocalyptic number.

1373130772443 is a deficient number, since it is larger than the sum of its proper divisors (729033171957).

1373130772443 is a wasteful number, since it uses less digits than its factorization.

1373130772443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8895691 (or 8895688 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 45.

The spelling of 1373130772443 in words is "one trillion, three hundred seventy-three billion, one hundred thirty million, seven hundred seventy-two thousand, four hundred forty-three".