201502161173 has 2 divisors, whose sum is σ = 201502161174. Its totient is φ = 201502161172.

The previous prime is 201502161149. The next prime is 201502161191. The reversal of 201502161173 is 371161205102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180351403684 + 21150757489 = 424678^2 + 145433^2 .

It is a cyclic number.

It is not a de Polignac number, because 201502161173 - 2¹⁰ = 201502160149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201502161073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100751080586 + 100751080587.

It is an arithmetic number, because the mean of its divisors is an integer number (100751080587).

Almost surely, 2^201502161173 is an apocalyptic number.

It is an amenable number.

201502161173 is a deficient number, since it is larger than the sum of its proper divisors (1).

201502161173 is an equidigital number, since it uses as much as digits as its factorization.

201502161173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 29.

Adding to 201502161173 its reverse (371161205102), we get a palindrome (572663366275).

The spelling of 201502161173 in words is "two hundred one billion, five hundred two million, one hundred sixty-one thousand, one hundred seventy-three".