2455081121 has 4 divisors (see below), whose sum is σ = 2456127744. Its totient is φ = 2454034500.

The previous prime is 2455081103. The next prime is 2455081133. The reversal of 2455081121 is 1211805542.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2455081121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2455081141) 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, 519785 + ... + 524486.

It is an arithmetic number, because the mean of its divisors is an integer number (614031936).

Almost surely, 2^2455081121 is an apocalyptic number.

It is an amenable number.

2455081121 is a deficient number, since it is larger than the sum of its proper divisors (1046623).

2455081121 is a wasteful number, since it uses less digits than its factorization.

2455081121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046622.

The product of its (nonzero) digits is 3200, while the sum is 29.

The square root of 2455081121 is about 49548.7751715418. The cubic root of 2455081121 is about 1349.0310598239.

Adding to 2455081121 its reverse (1211805542), we get a palindrome (3666886663).

The spelling of 2455081121 in words is "two billion, four hundred fifty-five million, eighty-one thousand, one hundred twenty-one".