1252052065 has 16 divisors (see below), whose sum is σ = 1683351360. Its totient is φ = 885971520.

The previous prime is 1252052051. The next prime is 1252052069. The reversal of 1252052065 is 5602502521.

It is not a de Polignac number, because 1252052065 - 2⁷ = 1252051937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1252052069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305595 + ... + 309664.

It is an arithmetic number, because the mean of its divisors is an integer number (105209460).

Almost surely, 2^1252052065 is an apocalyptic number.

It is an amenable number.

1252052065 is a deficient number, since it is larger than the sum of its proper divisors (431299295).

1252052065 is a wasteful number, since it uses less digits than its factorization.

1252052065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615312.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1252052065 is about 35384.3477402085. The cubic root of 1252052065 is about 1077.8064947435.

Adding to 1252052065 its reverse (5602502521), we get a palindrome (6854554586).

The spelling of 1252052065 in words is "one billion, two hundred fifty-two million, fifty-two thousand, sixty-five".