12122153 has 2 divisors, whose sum is σ = 12122154. Its totient is φ = 12122152.

The previous prime is 12122119. The next prime is 12122167. The reversal of 12122153 is 35122121.

It is a happy number.

12122153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7907344 + 4214809 = 2812^2 + 2053^2 .

It is a cyclic number.

It is not a de Polignac number, because 12122153 - 2¹⁶ = 12056617 is a prime.

It is not a weakly prime, because it can be changed into another prime (12124153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061076 + 6061077.

It is an arithmetic number, because the mean of its divisors is an integer number (6061077).

Almost surely, 2^12122153 is an apocalyptic number.

It is an amenable number.

12122153 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122153 is an equidigital number, since it uses as much as digits as its factorization.

12122153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120, while the sum is 17.

The square root of 12122153 is about 3481.6882399204. The cubic root of 12122153 is about 229.7170622909.

Adding to 12122153 its reverse (35122121), we get a palindrome (47244274).

The spelling of 12122153 in words is "twelve million, one hundred twenty-two thousand, one hundred fifty-three".