1252533572 has 6 divisors (see below), whose sum is σ = 2191933758. Its totient is φ = 626266784.

The previous prime is 1252533539. The next prime is 1252533593. The reversal of 1252533572 is 2753352521.

It can be written as a sum of positive squares in only one way, i.e., 844251136 + 408282436 = 29056^2 + 20206^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156566693 + ... + 156566700.

It is an arithmetic number, because the mean of its divisors is an integer number (365322293).

Almost surely, 2^1252533572 is an apocalyptic number.

It is an amenable number.

1252533572 is a deficient number, since it is larger than the sum of its proper divisors (939400186).

1252533572 is a wasteful number, since it uses less digits than its factorization.

1252533572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313133397 (or 313133395 counting only the distinct ones).

The product of its digits is 63000, while the sum is 35.

The square root of 1252533572 is about 35391.1510409029. The cubic root of 1252533572 is about 1077.9446425817.

The spelling of 1252533572 in words is "one billion, two hundred fifty-two million, five hundred thirty-three thousand, five hundred seventy-two".