1253122441 has 2 divisors, whose sum is σ = 1253122442. Its totient is φ = 1253122440.

The previous prime is 1253122399. The next prime is 1253122471. The reversal of 1253122441 is 1442213521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1022720400 + 230402041 = 31980^2 + 15179^2 .

It is a cyclic number.

It is not a de Polignac number, because 1253122441 - 2¹⁹ = 1252598153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1253122471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626561220 + 626561221.

It is an arithmetic number, because the mean of its divisors is an integer number (626561221).

Almost surely, 2^1253122441 is an apocalyptic number.

It is an amenable number.

1253122441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253122441 is an equidigital number, since it uses as much as digits as its factorization.

1253122441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 25.

The square root of 1253122441 is about 35399.4695016747. The cubic root of 1253122441 is about 1078.1135452354.

Adding to 1253122441 its reverse (1442213521), we get a palindrome (2695335962).

The spelling of 1253122441 in words is "one billion, two hundred fifty-three million, one hundred twenty-two thousand, four hundred forty-one".