1316607073 has 4 divisors (see below), whose sum is σ = 1328911920. Its totient is φ = 1304302228.

The previous prime is 1316607053. The next prime is 1316607077. The reversal of 1316607073 is 3707066131.

It is a happy number.

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: 3707066131 = 163 ⋅22742737.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1316607073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316607077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6152263 + ... + 6152476.

It is an arithmetic number, because the mean of its divisors is an integer number (332227980).

Almost surely, 2^1316607073 is an apocalyptic number.

It is an amenable number.

1316607073 is a deficient number, since it is larger than the sum of its proper divisors (12304847).

1316607073 is a wasteful number, since it uses less digits than its factorization.

1316607073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12304846.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 1316607073 is about 36285.0805841740. The cubic root of 1316607073 is about 1096.0206278751.

The spelling of 1316607073 in words is "one billion, three hundred sixteen million, six hundred seven thousand, seventy-three".