1252102064 has 10 divisors (see below), whose sum is σ = 2425947780. Its totient is φ = 626051024.

The previous prime is 1252102031. The next prime is 1252102067. The reversal of 1252102064 is 4602012521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1252102067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39128174 + ... + 39128205.

It is an arithmetic number, because the mean of its divisors is an integer number (242594778).

Almost surely, 2^1252102064 is an apocalyptic number.

It is an amenable number.

1252102064 is a deficient number, since it is larger than the sum of its proper divisors (1173845716).

1252102064 is an equidigital number, since it uses as much as digits as its factorization.

1252102064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78256387 (or 78256381 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1252102064 is about 35385.0542461079. The cubic root of 1252102064 is about 1077.8208414657.

Adding to 1252102064 its reverse (4602012521), we get a palindrome (5854114585).

The spelling of 1252102064 in words is "one billion, two hundred fifty-two million, one hundred two thousand, sixty-four".