601261133 has 4 divisors (see below), whose sum is σ = 655921248. Its totient is φ = 546601020.

The previous prime is 601261123. The next prime is 601261159. The reversal of 601261133 is 331162106.

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 a de Polignac number, because none of the positive numbers 2^k-601261133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 601261099 and 601261108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601261103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27330041 + ... + 27330062.

It is an arithmetic number, because the mean of its divisors is an integer number (163980312).

Almost surely, 2^601261133 is an apocalyptic number.

It is an amenable number.

601261133 is a deficient number, since it is larger than the sum of its proper divisors (54660115).

601261133 is a wasteful number, since it uses less digits than its factorization.

601261133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54660114.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 601261133 is about 24520.6266844875. The cubic root of 601261133 is about 844.0231855187.

The spelling of 601261133 in words is "six hundred one million, two hundred sixty-one thousand, one hundred thirty-three".