1252053529 has 2 divisors, whose sum is σ = 1252053530. Its totient is φ = 1252053528.

The previous prime is 1252053527. The next prime is 1252053557. The reversal of 1252053529 is 9253502521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1232010000 + 20043529 = 35100^2 + 4477^2 .

It is a cyclic number.

It is not a de Polignac number, because 1252053529 - 2¹ = 1252053527 is a prime.

Together with 1252053527, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1252053494 and 1252053503.

It is not a weakly prime, because it can be changed into another prime (1252053521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626026764 + 626026765.

It is an arithmetic number, because the mean of its divisors is an integer number (626026765).

Almost surely, 2^1252053529 is an apocalyptic number.

It is an amenable number.

1252053529 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252053529 is an equidigital number, since it uses as much as digits as its factorization.

1252053529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 1252053529 is about 35384.3684273155. The cubic root of 1252053529 is about 1077.8069148293.

It can be divided in two parts, 12520 and 53529, that added together give a square (66049 = 257²).

The spelling of 1252053529 in words is "one billion, two hundred fifty-two million, fifty-three thousand, five hundred twenty-nine".