601108913 has 4 divisors (see below), whose sum is σ = 615770148. Its totient is φ = 586447680.

The previous prime is 601108901. The next prime is 601108951. The reversal of 601108913 is 319801106.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 319801106 = 2 ⋅159900553.

It can be written as a sum of positive squares in 2 ways, for example, as 232776049 + 368332864 = 15257^2 + 19192^2 .

It is a cyclic number.

It is not a de Polignac number, because 601108913 - 2¹⁴ = 601092529 is a prime.

It is a super-2 number, since 2×601108913² = 722663850576083138, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (601108973) 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, 7330556 + ... + 7330637.

It is an arithmetic number, because the mean of its divisors is an integer number (153942537).

Almost surely, 2^601108913 is an apocalyptic number.

It is an amenable number.

601108913 is a deficient number, since it is larger than the sum of its proper divisors (14661235).

601108913 is a wasteful number, since it uses less digits than its factorization.

601108913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14661234.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 601108913 is about 24517.5225706024. The cubic root of 601108913 is about 843.9519529899.

The spelling of 601108913 in words is "six hundred one million, one hundred eight thousand, nine hundred thirteen".