124152421435253 has 2 divisors, whose sum is σ = 124152421435254. Its totient is φ = 124152421435252.

The previous prime is 124152421435241. The next prime is 124152421435271. The reversal of 124152421435253 is 352534124251421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102926848312369 + 21225573122884 = 10145287^2 + 4607122^2 .

It is a cyclic number.

It is not a de Polignac number, because 124152421435253 - 2²² = 124152417240949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124152426435253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62076210717626 + 62076210717627.

It is an arithmetic number, because the mean of its divisors is an integer number (62076210717627).

Almost surely, 2^{124152421435253} is an apocalyptic number.

It is an amenable number.

124152421435253 is a deficient number, since it is larger than the sum of its proper divisors (1).

124152421435253 is an equidigital number, since it uses as much as digits as its factorization.

124152421435253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152000, while the sum is 44.

Adding to 124152421435253 its reverse (352534124251421), we get a palindrome (476686545686674).

The spelling of 124152421435253 in words is "one hundred twenty-four trillion, one hundred fifty-two billion, four hundred twenty-one million, four hundred thirty-five thousand, two hundred fifty-three".