1375717352851 has 4 divisors (see below), whose sum is σ = 1375720458552. Its totient is φ = 1375714247152.

The previous prime is 1375717352819. The next prime is 1375717352881. The reversal of 1375717352851 is 1582537175731.

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 1375717352851 - 2⁵ = 1375717352819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1375717352792 and 1375717352801.

It is not an unprimeable number, because it can be changed into a prime (1375717352881) 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, 750061 + ... + 1820446.

It is an arithmetic number, because the mean of its divisors is an integer number (343930114638).

Almost surely, 2^{1375717352851} is an apocalyptic number.

1375717352851 is a deficient number, since it is larger than the sum of its proper divisors (3105701).

1375717352851 is an equidigital number, since it uses as much as digits as its factorization.

1375717352851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105700.

The product of its digits is 6174000, while the sum is 55.

The spelling of 1375717352851 in words is "one trillion, three hundred seventy-five billion, seven hundred seventeen million, three hundred fifty-two thousand, eight hundred fifty-one".