601531197 has 4 divisors (see below), whose sum is σ = 802041600. Its totient is φ = 401020796.

The previous prime is 601531181. The next prime is 601531219. The reversal of 601531197 is 791135106.

It is a happy number.

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 cyclic number.

It is not a de Polignac number, because 601531197 - 2⁴ = 601531181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601531097) 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 in 3 ways as a sum of consecutive naturals, for example, 100255197 + ... + 100255202.

It is an arithmetic number, because the mean of its divisors is an integer number (200510400).

Almost surely, 2^601531197 is an apocalyptic number.

It is an amenable number.

601531197 is a deficient number, since it is larger than the sum of its proper divisors (200510403).

601531197 is a wasteful number, since it uses less digits than its factorization.

601531197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200510402.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 601531197 is about 24526.1329401926. The cubic root of 601531197 is about 844.1495344799.

The spelling of 601531197 in words is "six hundred one million, five hundred thirty-one thousand, one hundred ninety-seven".