609311121 has 8 divisors (see below), whose sum is σ = 822698880. Its totient is φ = 401065392.

The previous prime is 609311119. The next prime is 609311159. The reversal of 609311121 is 121113906.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 609311121 - 2¹ = 609311119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 609311091 and 609311100.

It is not an unprimeable number, because it can be changed into a prime (609311111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285230 + ... + 1285703.

It is an arithmetic number, because the mean of its divisors is an integer number (102837360).

Almost surely, 2^609311121 is an apocalyptic number.

It is an amenable number.

609311121 is a deficient number, since it is larger than the sum of its proper divisors (213387759).

609311121 is a wasteful number, since it uses less digits than its factorization.

609311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571015.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 609311121 is about 24684.2281831942. The cubic root of 609311121 is about 847.7732354864.

The spelling of 609311121 in words is "six hundred nine million, three hundred eleven thousand, one hundred twenty-one".