187375673413 has 2 divisors, whose sum is σ = 187375673414. Its totient is φ = 187375673412.

The previous prime is 187375673371. The next prime is 187375673417. The reversal of 187375673413 is 314376573781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148045644289 + 39330029124 = 384767^2 + 198318^2 .

It is a cyclic number.

It is not a de Polignac number, because 187375673413 - 2¹³ = 187375665221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (187375673417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93687836706 + 93687836707.

It is an arithmetic number, because the mean of its divisors is an integer number (93687836707).

Almost surely, 2^187375673413 is an apocalyptic number.

It is an amenable number.

187375673413 is a deficient number, since it is larger than the sum of its proper divisors (1).

187375673413 is an equidigital number, since it uses as much as digits as its factorization.

187375673413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8890560, while the sum is 55.

The spelling of 187375673413 in words is "one hundred eighty-seven billion, three hundred seventy-five million, six hundred seventy-three thousand, four hundred thirteen".