5456363121 has 16 divisors (see below), whose sum is σ = 8818365120. Its totient is φ = 3306886560.

The previous prime is 5456363113. The next prime is 5456363123. The reversal of 5456363121 is 1213636545.

5456363121 is a `hidden beast` number, since 5 + 4 + 5 + 636 + 3 + 12 + 1 = 666.

It is not a de Polignac number, because 5456363121 - 2³ = 5456363113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5456363123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9185500 + ... + 9186093.

It is an arithmetic number, because the mean of its divisors is an integer number (551147820).

Almost surely, 2^5456363121 is an apocalyptic number.

It is an amenable number.

5456363121 is a deficient number, since it is larger than the sum of its proper divisors (3362001999).

5456363121 is a wasteful number, since it uses less digits than its factorization.

5456363121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18371613 (or 18371607 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 5456363121 is about 73867.1992226590. The cubic root of 5456363121 is about 1760.4934825959.

Adding to 5456363121 its reverse (1213636545), we get a palindrome (6669999666).

The spelling of 5456363121 in words is "five billion, four hundred fifty-six million, three hundred sixty-three thousand, one hundred twenty-one".