160681307 has 4 divisors (see below), whose sum is σ = 162944496. Its totient is φ = 158418120.

The previous prime is 160681291. The next prime is 160681321. The reversal of 160681307 is 703186061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 160681307 - 2⁴ = 160681291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160681357) 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, 1131488 + ... + 1131629.

It is an arithmetic number, because the mean of its divisors is an integer number (40736124).

Almost surely, 2^160681307 is an apocalyptic number.

160681307 is a deficient number, since it is larger than the sum of its proper divisors (2263189).

160681307 is an equidigital number, since it uses as much as digits as its factorization.

160681307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263188.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 160681307 is about 12676.0130561624. The cubic root of 160681307 is about 543.6529953876.

The spelling of 160681307 in words is "one hundred sixty million, six hundred eighty-one thousand, three hundred seven".