54421153 has 2 divisors, whose sum is σ = 54421154. Its totient is φ = 54421152.

The previous prime is 54421109. The next prime is 54421177. The reversal of 54421153 is 35112445.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54420129 + 1024 = 7377^2 + 32^2 .

It is a cyclic number.

It is not a de Polignac number, because 54421153 - 2²⁵ = 20866721 is a prime.

It is not a weakly prime, because it can be changed into another prime (54421553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27210576 + 27210577.

It is an arithmetic number, because the mean of its divisors is an integer number (27210577).

Almost surely, 2^54421153 is an apocalyptic number.

It is an amenable number.

54421153 is a deficient number, since it is larger than the sum of its proper divisors (1).

54421153 is an equidigital number, since it uses as much as digits as its factorization.

54421153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2400, while the sum is 25.

The square root of 54421153 is about 7377.0694045807. The cubic root of 54421153 is about 378.9564001892.

Adding to 54421153 its reverse (35112445), we get a palindrome (89533598).

The spelling of 54421153 in words is "fifty-four million, four hundred twenty-one thousand, one hundred fifty-three".