2601121 has 4 divisors (see below), whose sum is σ = 2656512. Its totient is φ = 2545732.

The previous prime is 2601091. The next prime is 2601127. The reversal of 2601121 is 1211062.

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: 1211062 = 2 ⋅605531.

It is a cyclic number.

It is not a de Polignac number, because 2601121 - 2⁵ = 2601089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2601127) 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, 27625 + ... + 27718.

It is an arithmetic number, because the mean of its divisors is an integer number (664128).

2^2601121 is an apocalyptic number.

It is an amenable number.

2601121 is a deficient number, since it is larger than the sum of its proper divisors (55391).

2601121 is an equidigital number, since it uses as much as digits as its factorization.

2601121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55390.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2601121 is about 1612.7991195434. The cubic root of 2601121 is about 137.5266460756.

Adding to 2601121 its reverse (1211062), we get a palindrome (3812183).

It can be divided in two parts, 2601 and 121, that multiplied together give a square (314721 = 561²).

The spelling of 2601121 in words is "two million, six hundred one thousand, one hundred twenty-one".