1376213522741 has 4 divisors (see below), whose sum is σ = 1376328863052. Its totient is φ = 1376098182432.

The previous prime is 1376213522729. The next prime is 1376213522743. The reversal of 1376213522741 is 1472253126731.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 897689926225 + 478523596516 = 947465^2 + 691754^2 .

It is a cyclic number.

It is not a de Polignac number, because 1376213522741 - 2²² = 1376209328437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1376213522692 and 1376213522701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1376213522743) 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, 57652256 + ... + 57676121.

It is an arithmetic number, because the mean of its divisors is an integer number (344082215763).

Almost surely, 2^{1376213522741} is an apocalyptic number.

It is an amenable number.

1376213522741 is a deficient number, since it is larger than the sum of its proper divisors (115340311).

1376213522741 is a wasteful number, since it uses less digits than its factorization.

1376213522741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115340310.

The product of its digits is 423360, while the sum is 44.

The spelling of 1376213522741 in words is "one trillion, three hundred seventy-six billion, two hundred thirteen million, five hundred twenty-two thousand, seven hundred forty-one".