601355091 has 4 divisors (see below), whose sum is σ = 801806792. Its totient is φ = 400903392.

The previous prime is 601355057. The next prime is 601355101. The reversal of 601355091 is 190553106.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 601355091 - 2¹⁴ = 601338707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601355021) 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 3 ways as a sum of consecutive naturals, for example, 100225846 + ... + 100225851.

It is an arithmetic number, because the mean of its divisors is an integer number (200451698).

Almost surely, 2^601355091 is an apocalyptic number.

601355091 is a deficient number, since it is larger than the sum of its proper divisors (200451701).

601355091 is a wasteful number, since it uses less digits than its factorization.

601355091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200451700.

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 601355091 is about 24522.5425068446. The cubic root of 601355091 is about 844.0671478924.

The spelling of 601355091 in words is "six hundred one million, three hundred fifty-five thousand, ninety-one".