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253133 is a prime number
BaseRepresentation
bin111101110011001101
3110212020022
4331303031
531100013
65231525
72102666
oct756315
9425208
10253133
11163201
121025a5
138b2aa
146836d
1550008
hex3dccd

253133 has 2 divisors, whose sum is σ = 253134. Its totient is φ = 253132.

The previous prime is 253109. The next prime is 253153. The reversal of 253133 is 331352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228484 + 24649 = 478^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 253133 - 28 = 252877 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126566 + 126567.

It is an arithmetic number, because the mean of its divisors is an integer number (126567).

2253133 is an apocalyptic number.

It is an amenable number.

253133 is a deficient number, since it is larger than the sum of its proper divisors (1).

253133 is an equidigital number, since it uses as much as digits as its factorization.

253133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270, while the sum is 17.

The square root of 253133 is about 503.1232453386. The cubic root of 253133 is about 63.2581163065.

Subtracting from 253133 its sum of digits (17), we obtain a triangular number (253116 = T711).

Adding to 253133 its reverse (331352), we get a palindrome (584485).

It can be divided in two parts, 2 and 53133, that added together give a palindrome (53135).

The spelling of 253133 in words is "two hundred fifty-three thousand, one hundred thirty-three".