1300144652 has 12 divisors (see below), whose sum is σ = 2282007000. Its totient is φ = 648142656.

The previous prime is 1300144639. The next prime is 1300144679. The reversal of 1300144652 is 2564410031.

It is a super-2 number, since 2×1300144652² = 3380752232248402208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480902 + ... + 483597.

It is an arithmetic number, because the mean of its divisors is an integer number (190167250).

Almost surely, 2^1300144652 is an apocalyptic number.

It is an amenable number.

1300144652 is a deficient number, since it is larger than the sum of its proper divisors (981862348).

1300144652 is a wasteful number, since it uses less digits than its factorization.

1300144652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964840 (or 964838 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1300144652 is about 36057.5186611614. The cubic root of 1300144652 is about 1091.4333616017.

Adding to 1300144652 its reverse (2564410031), we get a palindrome (3864554683).

The spelling of 1300144652 in words is "one billion, three hundred million, one hundred forty-four thousand, six hundred fifty-two".