1343125454642 has 4 divisors (see below), whose sum is σ = 2014688181966. Its totient is φ = 671562727320.

The previous prime is 1343125454617. The next prime is 1343125454647. The reversal of 1343125454642 is 2464545213431.

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

It can be written as a sum of positive squares in only one way, i.e., 1285822191481 + 57303263161 = 1133941^2 + 239381^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1343125454593 and 1343125454602.

It is not an unprimeable number, because it can be changed into a prime (1343125454647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335781363659 + ... + 335781363662.

Almost surely, 2^{1343125454642} is an apocalyptic number.

1343125454642 is a deficient number, since it is larger than the sum of its proper divisors (671562727324).

1343125454642 is an equidigital number, since it uses as much as digits as its factorization.

1343125454642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671562727323.

The product of its digits is 1382400, while the sum is 44.

The spelling of 1343125454642 in words is "one trillion, three hundred forty-three billion, one hundred twenty-five million, four hundred fifty-four thousand, six hundred forty-two".