158983123540201 has 3 divisors (see below), whose sum is σ = 158983136149053. Its totient is φ = 158983110931350.

The previous prime is 158983123540187. The next prime is 158983123540223. The reversal of 158983123540201 is 102045321389851.

The square root of 158983123540201 is 12608851.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 158983123540201 - 2⁵ = 158983123540169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158983123540001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6304426 + ... + 18913276.

It is an arithmetic number, because the mean of its divisors is an integer number (52994378716351).

Almost surely, 2^{158983123540201} is an apocalyptic number.

158983123540201 is the 12608851-st square number.

158983123540201 is the 6304426-th centered octagonal number.

It is an amenable number.

158983123540201 is a deficient number, since it is larger than the sum of its proper divisors (12608852).

158983123540201 is an frugal number, since it uses more digits than its factorization.

158983123540201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25217702 (or 12608851 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 158983123540201 in words is "one hundred fifty-eight trillion, nine hundred eighty-three billion, one hundred twenty-three million, five hundred forty thousand, two hundred one".