54402133 has 2 divisors, whose sum is σ = 54402134. Its totient is φ = 54402132.

The previous prime is 54402119. The next prime is 54402143. The reversal of 54402133 is 33120445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29571844 + 24830289 = 5438^2 + 4983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54402133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54402143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27201066 + 27201067.

It is an arithmetic number, because the mean of its divisors is an integer number (27201067).

Almost surely, 2^54402133 is an apocalyptic number.

It is an amenable number.

54402133 is a deficient number, since it is larger than the sum of its proper divisors (1).

54402133 is an equidigital number, since it uses as much as digits as its factorization.

54402133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 54402133 is about 7375.7801621252. The cubic root of 54402133 is about 378.9122470723.

Adding to 54402133 its reverse (33120445), we get a palindrome (87522578).

The spelling of 54402133 in words is "fifty-four million, four hundred two thousand, one hundred thirty-three".