874197090201 has 4 divisors (see below), whose sum is σ = 1165596120272. Its totient is φ = 582798060132.

The previous prime is 874197090187. The next prime is 874197090203. The reversal of 874197090201 is 102090791478.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-874197090201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (874197090203) 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 in 3 ways as a sum of consecutive naturals, for example, 145699515031 + ... + 145699515036.

It is an arithmetic number, because the mean of its divisors is an integer number (291399030068).

Almost surely, 2^874197090201 is an apocalyptic number.

It is an amenable number.

874197090201 is a deficient number, since it is larger than the sum of its proper divisors (291399030071).

874197090201 is a wasteful number, since it uses less digits than its factorization.

874197090201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291399030070.

The product of its (nonzero) digits is 254016, while the sum is 48.

The spelling of 874197090201 in words is "eight hundred seventy-four billion, one hundred ninety-seven million, ninety thousand, two hundred one".