2255121 has 20 divisors (see below), whose sum is σ = 3676464. Its totient is φ = 1366200.

The previous prime is 2255119. The next prime is 2255131. The reversal of 2255121 is 1215522.

2255121 = 41³ + 42³ + ... + 58³.

It is not a de Polignac number, because 2255121 - 2¹ = 2255119 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2255094 and 2255103.

It is not an unprimeable number, because it can be changed into a prime (2255111) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 375 + ... + 2156.

2^2255121 is an apocalyptic number.

It is an amenable number.

2255121 is a deficient number, since it is larger than the sum of its proper divisors (1421343).

2255121 is a wasteful number, since it uses less digits than its factorization.

2255121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554 (or 2545 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 2255121 is about 1501.7060298208. The cubic root of 2255121 is about 131.1364078409.

The spelling of 2255121 in words is "two million, two hundred fifty-five thousand, one hundred twenty-one".