2359121 has 4 divisors (see below), whose sum is σ = 2440500. Its totient is φ = 2277744.

The previous prime is 2359111. The next prime is 2359129. The reversal of 2359121 is 1219532.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 440896 + 1918225 = 664^2 + 1385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2359121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2359129) 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, 40646 + ... + 40703.

It is an arithmetic number, because the mean of its divisors is an integer number (610125).

2^2359121 is an apocalyptic number.

It is an amenable number.

2359121 is a deficient number, since it is larger than the sum of its proper divisors (81379).

2359121 is an equidigital number, since it uses as much as digits as its factorization.

2359121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81378.

The product of its digits is 540, while the sum is 23.

The square root of 2359121 is about 1535.9430327978. The cubic root of 2359121 is about 133.1220730840.

The spelling of 2359121 in words is "two million, three hundred fifty-nine thousand, one hundred twenty-one".