53454133 has 2 divisors, whose sum is σ = 53454134. Its totient is φ = 53454132.

The previous prime is 53454131. The next prime is 53454143. The reversal of 53454133 is 33145435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41049649 + 12404484 = 6407^2 + 3522^2 .

It is a cyclic number.

It is not a de Polignac number, because 53454133 - 2¹ = 53454131 is a prime.

Together with 53454131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53454131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26727066 + 26727067.

It is an arithmetic number, because the mean of its divisors is an integer number (26727067).

Almost surely, 2^53454133 is an apocalyptic number.

It is an amenable number.

53454133 is a deficient number, since it is larger than the sum of its proper divisors (1).

53454133 is an equidigital number, since it uses as much as digits as its factorization.

53454133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 28.

The square root of 53454133 is about 7311.2333432876. The cubic root of 53454133 is about 376.6983893541.

Adding to 53454133 its reverse (33145435), we get a palindrome (86599568).

The spelling of 53454133 in words is "fifty-three million, four hundred fifty-four thousand, one hundred thirty-three".