601553 has 4 divisors (see below), whose sum is σ = 614400. Its totient is φ = 588708.

The previous prime is 601543. The next prime is 601589. The reversal of 601553 is 355106.

601553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 355106 = 2 ⋅177553.

It is a cyclic number.

It is not a de Polignac number, because 601553 - 2⁸ = 601297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (601543) 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, 6353 + ... + 6446.

It is an arithmetic number, because the mean of its divisors is an integer number (153600).

2⁶⁰¹⁵⁵³ is an apocalyptic number.

It is an amenable number.

601553 is a deficient number, since it is larger than the sum of its proper divisors (12847).

601553 is a wasteful number, since it uses less digits than its factorization.

601553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12846.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 601553 is about 775.5984785957. The cubic root of 601553 is about 84.4159733325.

Adding to 601553 its reverse (355106), we get a palindrome (956659).

The spelling of 601553 in words is "six hundred one thousand, five hundred fifty-three".