167145701 has 4 divisors (see below), whose sum is σ = 167199552. Its totient is φ = 167091852.

The previous prime is 167145697. The next prime is 167145703. The reversal of 167145701 is 107541761.

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: 107541761 = 113 ⋅951697.

It is a cyclic number.

It is not a de Polignac number, because 167145701 - 2² = 167145697 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167145703) 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, 21965 + ... + 28578.

It is an arithmetic number, because the mean of its divisors is an integer number (41799888).

Almost surely, 2^167145701 is an apocalyptic number.

It is an amenable number.

167145701 is a deficient number, since it is larger than the sum of its proper divisors (53851).

167145701 is an equidigital number, since it uses as much as digits as its factorization.

167145701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53850.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 167145701 is about 12928.4840952062. The cubic root of 167145701 is about 550.8479493229.

The spelling of 167145701 in words is "one hundred sixty-seven million, one hundred forty-five thousand, seven hundred one".