54532113121 has 2 divisors, whose sum is σ = 54532113122. Its totient is φ = 54532113120.

The previous prime is 54532113091. The next prime is 54532113151. The reversal of 54532113121 is 12131123545.

It is a balanced prime because it is at equal distance from previous prime (54532113091) and next prime (54532113151).

It can be written as a sum of positive squares in only one way, i.e., 31295379025 + 23236734096 = 176905^2 + 152436^2 .

It is a cyclic number.

It is not a de Polignac number, because 54532113121 - 2⁷ = 54532112993 is a prime.

It is a super-2 number, since 2×54532113121² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54532113121.

It is not a weakly prime, because it can be changed into another prime (54532113151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27266056560 + 27266056561.

It is an arithmetic number, because the mean of its divisors is an integer number (27266056561).

Almost surely, 2^54532113121 is an apocalyptic number.

It is an amenable number.

54532113121 is a deficient number, since it is larger than the sum of its proper divisors (1).

54532113121 is an equidigital number, since it uses as much as digits as its factorization.

54532113121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

Adding to 54532113121 its reverse (12131123545), we get a palindrome (66663236666).

The spelling of 54532113121 in words is "fifty-four billion, five hundred thirty-two million, one hundred thirteen thousand, one hundred twenty-one".