1300769473 has 2 divisors, whose sum is σ = 1300769474. Its totient is φ = 1300769472.

The previous prime is 1300769471. The next prime is 1300769497. The reversal of 1300769473 is 3749670031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1069486209 + 231283264 = 32703^2 + 15208^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300769473 - 2¹ = 1300769471 is a prime.

Together with 1300769471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1300769471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650384736 + 650384737.

It is an arithmetic number, because the mean of its divisors is an integer number (650384737).

Almost surely, 2^1300769473 is an apocalyptic number.

It is an amenable number.

1300769473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300769473 is an equidigital number, since it uses as much as digits as its factorization.

1300769473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 1300769473 is about 36066.1818467106. The cubic root of 1300769473 is about 1091.6081732451.

The spelling of 1300769473 in words is "one billion, three hundred million, seven hundred sixty-nine thousand, four hundred seventy-three".