1207471908173 has 2 divisors, whose sum is σ = 1207471908174. Its totient is φ = 1207471908172.

The previous prime is 1207471908119. The next prime is 1207471908229. The reversal of 1207471908173 is 3718091747021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 743462991049 + 464008917124 = 862243^2 + 681182^2 .

It is a cyclic number.

It is not a de Polignac number, because 1207471908173 - 2¹² = 1207471904077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1207471908073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603735954086 + 603735954087.

It is an arithmetic number, because the mean of its divisors is an integer number (603735954087).

Almost surely, 2^{1207471908173} is an apocalyptic number.

It is an amenable number.

1207471908173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1207471908173 is an equidigital number, since it uses as much as digits as its factorization.

1207471908173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 50.

The spelling of 1207471908173 in words is "one trillion, two hundred seven billion, four hundred seventy-one million, nine hundred eight thousand, one hundred seventy-three".