601132541 has 4 divisors (see below), whose sum is σ = 606452412. Its totient is φ = 595812672.

The previous prime is 601132537. The next prime is 601132549. The reversal of 601132541 is 145231106.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 145231106 = 2 ⋅72615553.

It can be written as a sum of positive squares in 2 ways, for example, as 232684516 + 368448025 = 15254^2 + 19195^2 .

It is a cyclic number.

It is not a de Polignac number, because 601132541 - 2² = 601132537 is a prime.

It is a super-2 number, since 2×601132541² = 722720663698233362, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601132549) 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, 2659766 + ... + 2659991.

It is an arithmetic number, because the mean of its divisors is an integer number (151613103).

Almost surely, 2^601132541 is an apocalyptic number.

It is an amenable number.

601132541 is a deficient number, since it is larger than the sum of its proper divisors (5319871).

601132541 is a wasteful number, since it uses less digits than its factorization.

601132541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319870.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 601132541 is about 24518.0044253198. The cubic root of 601132541 is about 843.9630106840.

Adding to 601132541 its reverse (145231106), we get a palindrome (746363647).

The spelling of 601132541 in words is "six hundred one million, one hundred thirty-two thousand, five hundred forty-one".