1252452241 has 8 divisors (see below), whose sum is σ = 1318829120. Its totient is φ = 1186121232.

The previous prime is 1252452221. The next prime is 1252452247. The reversal of 1252452241 is 1422542521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1252452241 - 2⁵ = 1252452209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1252452247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54316 + ... + 73858.

It is an arithmetic number, because the mean of its divisors is an integer number (164853640).

Almost surely, 2^1252452241 is an apocalyptic number.

It is an amenable number.

1252452241 is a deficient number, since it is larger than the sum of its proper divisors (66376879).

1252452241 is a wasteful number, since it uses less digits than its factorization.

1252452241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22935.

The product of its digits is 6400, while the sum is 28.

The square root of 1252452241 is about 35390.0019920881. The cubic root of 1252452241 is about 1077.9213106154.

Adding to 1252452241 its reverse (1422542521), we get a palindrome (2674994762).

The spelling of 1252452241 in words is "one billion, two hundred fifty-two million, four hundred fifty-two thousand, two hundred forty-one".