601013557 has 4 divisors (see below), whose sum is σ = 601416000. Its totient is φ = 600611116.

The previous prime is 601013531. The next prime is 601013579. The reversal of 601013557 is 755310106.

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 601013557 - 2¹⁹ = 600489269 is a prime.

It is a super-2 number, since 2×601013557² = 722434591395584498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601013507) 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, 198973 + ... + 201970.

It is an arithmetic number, because the mean of its divisors is an integer number (150354000).

Almost surely, 2^601013557 is an apocalyptic number.

It is an amenable number.

601013557 is a deficient number, since it is larger than the sum of its proper divisors (402443).

601013557 is a wasteful number, since it uses less digits than its factorization.

601013557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402442.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 601013557 is about 24515.5778434856. The cubic root of 601013557 is about 843.9073242842.

The spelling of 601013557 in words is "six hundred one million, thirteen thousand, five hundred fifty-seven".