1300973573 has 2 divisors, whose sum is σ = 1300973574. Its totient is φ = 1300973572.

The previous prime is 1300973561. The next prime is 1300973591. The reversal of 1300973573 is 3753790031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 731053444 + 569920129 = 27038^2 + 23873^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300973573 - 2¹² = 1300969477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300973543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650486786 + 650486787.

It is an arithmetic number, because the mean of its divisors is an integer number (650486787).

Almost surely, 2^1300973573 is an apocalyptic number.

It is an amenable number.

1300973573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300973573 is an equidigital number, since it uses as much as digits as its factorization.

1300973573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59535, while the sum is 38.

The square root of 1300973573 is about 36069.0112562016. The cubic root of 1300973573 is about 1091.6652639598.

The spelling of 1300973573 in words is "one billion, three hundred million, nine hundred seventy-three thousand, five hundred seventy-three".