102273133 has 2 divisors, whose sum is σ = 102273134. Its totient is φ = 102273132.

The previous prime is 102273131. The next prime is 102273151. The reversal of 102273133 is 331372201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66536649 + 35736484 = 8157^2 + 5978^2 .

It is a cyclic number.

It is not a de Polignac number, because 102273133 - 2¹ = 102273131 is a prime.

Together with 102273131, 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 (102273131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51136566 + 51136567.

It is an arithmetic number, because the mean of its divisors is an integer number (51136567).

Almost surely, 2^102273133 is an apocalyptic number.

It is an amenable number.

102273133 is a deficient number, since it is larger than the sum of its proper divisors (1).

102273133 is an equidigital number, since it uses as much as digits as its factorization.

102273133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 102273133 is about 10113.0179966220. The cubic root of 102273133 is about 467.6495492271.

The spelling of 102273133 in words is "one hundred two million, two hundred seventy-three thousand, one hundred thirty-three".