1245254150 has 72 divisors (see below), whose sum is σ = 2719625040. Its totient is φ = 422936640.

The previous prime is 1245254137. The next prime is 1245254189. The reversal of 1245254150 is 514525421.

It is a Curzon number.

It is a congruent number.

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 in 35 ways as a sum of consecutive naturals, for example, 264719 + ... + 269381.

It is an arithmetic number, because the mean of its divisors is an integer number (37772570).

Almost surely, 2^1245254150 is an apocalyptic number.

1245254150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1245254150 is an abundant number, since it is smaller than the sum of its proper divisors (1474370890).

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

1245254150 is a wasteful number, since it uses less digits than its factorization.

1245254150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798 (or 4786 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1245254150 is about 35288.1587788312. The cubic root of 1245254150 is about 1075.8523328677.

Adding to 1245254150 its reverse (514525421), we get a palindrome (1759779571).

The spelling of 1245254150 in words is "one billion, two hundred forty-five million, two hundred fifty-four thousand, one hundred fifty".