1307233673 has 4 divisors (see below), whose sum is σ = 1317212688. Its totient is φ = 1297254660.

The previous prime is 1307233597. The next prime is 1307233693. The reversal of 1307233673 is 3763327031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3763327031 = 32537 ⋅115663.

It is a cyclic number.

It is not a de Polignac number, because 1307233673 - 2¹⁰ = 1307232649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1307233693) 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, 4989311 + ... + 4989572.

It is an arithmetic number, because the mean of its divisors is an integer number (329303172).

Almost surely, 2^1307233673 is an apocalyptic number.

It is an amenable number.

1307233673 is a deficient number, since it is larger than the sum of its proper divisors (9979015).

1307233673 is an equidigital number, since it uses as much as digits as its factorization.

1307233673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9979014.

The product of its (nonzero) digits is 47628, while the sum is 35.

The square root of 1307233673 is about 36155.6865928446. The cubic root of 1307233673 is about 1093.4134423402.

The spelling of 1307233673 in words is "one billion, three hundred seven million, two hundred thirty-three thousand, six hundred seventy-three".