1375672177573 has 2 divisors, whose sum is σ = 1375672177574. Its totient is φ = 1375672177572.

The previous prime is 1375672177547. The next prime is 1375672177609. The reversal of 1375672177573 is 3757712765731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1290421025089 + 85251152484 = 1135967^2 + 291978^2 .

It is a cyclic number.

It is not a de Polignac number, because 1375672177573 - 2¹⁷ = 1375672046501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375672177543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687836088786 + 687836088787.

It is an arithmetic number, because the mean of its divisors is an integer number (687836088787).

Almost surely, 2^{1375672177573} is an apocalyptic number.

It is an amenable number.

1375672177573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375672177573 is an equidigital number, since it uses as much as digits as its factorization.

1375672177573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45378900, while the sum is 61.

The spelling of 1375672177573 in words is "one trillion, three hundred seventy-five billion, six hundred seventy-two million, one hundred seventy-seven thousand, five hundred seventy-three".