167314281137 has 4 divisors (see below), whose sum is σ = 170471154420. Its totient is φ = 164157407856.

The previous prime is 167314281133. The next prime is 167314281161. The reversal of 167314281137 is 731182413761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 731182413761 = 337 ⋅2169680753.

It can be written as a sum of positive squares in 2 ways, for example, as 49283556001 + 118030725136 = 221999^2 + 343556^2 .

It is a cyclic number.

It is not a de Polignac number, because 167314281137 - 2² = 167314281133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167314281133) 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, 1578436562 + ... + 1578436667.

It is an arithmetic number, because the mean of its divisors is an integer number (42617788605).

Almost surely, 2^167314281137 is an apocalyptic number.

It is an amenable number.

167314281137 is a deficient number, since it is larger than the sum of its proper divisors (3156873283).

167314281137 is an equidigital number, since it uses as much as digits as its factorization.

167314281137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156873282.

The product of its digits is 169344, while the sum is 44.

Adding to 167314281137 its reverse (731182413761), we get a palindrome (898496694898).

The spelling of 167314281137 in words is "one hundred sixty-seven billion, three hundred fourteen million, two hundred eighty-one thousand, one hundred thirty-seven".