1371352555639 has 4 divisors (see below), whose sum is σ = 1496020969800. Its totient is φ = 1246684141480.

The previous prime is 1371352555633. The next prime is 1371352555649. The reversal of 1371352555639 is 9365552531731.

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

It is a cyclic number.

It is not a de Polignac number, because 1371352555639 - 2⁵ = 1371352555607 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1371352555639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371352555633) 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, 62334207064 + ... + 62334207085.

It is an arithmetic number, because the mean of its divisors is an integer number (374005242450).

Almost surely, 2^{1371352555639} is an apocalyptic number.

1371352555639 is a deficient number, since it is larger than the sum of its proper divisors (124668414161).

1371352555639 is a wasteful number, since it uses less digits than its factorization.

1371352555639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124668414160.

The product of its digits is 12757500, while the sum is 55.

The spelling of 1371352555639 in words is "one trillion, three hundred seventy-one billion, three hundred fifty-two million, five hundred fifty-five thousand, six hundred thirty-nine".