1300233021 has 32 divisors (see below), whose sum is σ = 1815828480. Its totient is φ = 826790976.

The previous prime is 1300233019. The next prime is 1300233037. The reversal of 1300233021 is 1203320031.

It is not a de Polignac number, because 1300233021 - 2¹ = 1300233019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300233001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2669640 + ... + 2670126.

It is an arithmetic number, because the mean of its divisors is an integer number (56744640).

Almost surely, 2^1300233021 is an apocalyptic number.

It is an amenable number.

1300233021 is a deficient number, since it is larger than the sum of its proper divisors (515595459).

1300233021 is a wasteful number, since it uses less digits than its factorization.

1300233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1300233021 is about 36058.7440297080. The cubic root of 1300233021 is about 1091.4580887707.

Adding to 1300233021 its reverse (1203320031), we get a palindrome (2503553052).

The spelling of 1300233021 in words is "one billion, three hundred million, two hundred thirty-three thousand, twenty-one".