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122323133 is a prime number
BaseRepresentation
bin1110100101010…
…00000010111101
322112011122210102
413102220002331
5222303320013
620045450445
73013505132
oct722500275
9275148712
10122323133
11630591a9
1234b70a25
131c45b46a
1412362589
15ab13d58
hex74a80bd

122323133 has 2 divisors, whose sum is σ = 122323134. Its totient is φ = 122323132.

The previous prime is 122323129. The next prime is 122323139. The reversal of 122323133 is 331323221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85137529 + 37185604 = 9227^2 + 6098^2 .

It is an emirp because it is prime and its reverse (331323221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122323133 - 22 = 122323129 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122323139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61161566 + 61161567.

It is an arithmetic number, because the mean of its divisors is an integer number (61161567).

Almost surely, 2122323133 is an apocalyptic number.

It is an amenable number.

122323133 is a deficient number, since it is larger than the sum of its proper divisors (1).

122323133 is an equidigital number, since it uses as much as digits as its factorization.

122323133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 20.

The square root of 122323133 is about 11059.9788878641. The cubic root of 122323133 is about 496.4050587408.

Adding to 122323133 its reverse (331323221), we get a palindrome (453646354).

The spelling of 122323133 in words is "one hundred twenty-two million, three hundred twenty-three thousand, one hundred thirty-three".