1253532360 has 64 divisors (see below), whose sum is σ = 3852334080. Its totient is φ = 326120960.

The previous prime is 1253532331. The next prime is 1253532367. The reversal of 1253532360 is 632353521.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1253532367) 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, 122472 + ... + 132311.

It is an arithmetic number, because the mean of its divisors is an integer number (60192720).

Almost surely, 2^1253532360 is an apocalyptic number.

1253532360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1253532360 is an abundant number, since it is smaller than the sum of its proper divisors (2598801720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253532360 is a wasteful number, since it uses less digits than its factorization.

1253532360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254838 (or 254834 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 1253532360 is about 35405.2589314074. The cubic root of 1253532360 is about 1078.2310892284.

Adding to 1253532360 its reverse (632353521), we get a palindrome (1885885881).

The spelling of 1253532360 in words is "one billion, two hundred fifty-three million, five hundred thirty-two thousand, three hundred sixty".