1300161073 has 4 divisors (see below), whose sum is σ = 1324692468. Its totient is φ = 1275629680.

The previous prime is 1300161067. The next prime is 1300161077. The reversal of 1300161073 is 3701610031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3701610031 = 7 ⋅528801433.

It can be written as a sum of positive squares in 2 ways, for example, as 944763169 + 355397904 = 30737^2 + 18852^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300161073 - 2⁵ = 1300161041 is a prime.

It is a super-2 number, since 2×1300161073² = 3380837631489022658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300161077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12265618 + ... + 12265723.

It is an arithmetic number, because the mean of its divisors is an integer number (331173117).

Almost surely, 2^1300161073 is an apocalyptic number.

It is an amenable number.

1300161073 is a deficient number, since it is larger than the sum of its proper divisors (24531395).

1300161073 is an equidigital number, since it uses as much as digits as its factorization.

1300161073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24531394.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 1300161073 is about 36057.7463660723. The cubic root of 1300161073 is about 1091.4379565652.

The spelling of 1300161073 in words is "one billion, three hundred million, one hundred sixty-one thousand, seventy-three".