1300552973 has 2 divisors, whose sum is σ = 1300552974. Its totient is φ = 1300552972.

The previous prime is 1300552969. The next prime is 1300552987. The reversal of 1300552973 is 3792550031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 847799689 + 452753284 = 29117^2 + 21278^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300552973 - 2² = 1300552969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300552943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650276486 + 650276487.

It is an arithmetic number, because the mean of its divisors is an integer number (650276487).

Almost surely, 2^1300552973 is an apocalyptic number.

It is an amenable number.

1300552973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300552973 is an equidigital number, since it uses as much as digits as its factorization.

1300552973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 1300552973 is about 36063.1802951431. The cubic root of 1300552973 is about 1091.5476074833.

The spelling of 1300552973 in words is "one billion, three hundred million, five hundred fifty-two thousand, nine hundred seventy-three".