167261141 has 2 divisors, whose sum is σ = 167261142. Its totient is φ = 167261140.

The previous prime is 167261137. The next prime is 167261167. The reversal of 167261141 is 141162761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101082916 + 66178225 = 10054^2 + 8135^2 .

It is a cyclic number.

It is not a de Polignac number, because 167261141 - 2² = 167261137 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167261111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83630570 + 83630571.

It is an arithmetic number, because the mean of its divisors is an integer number (83630571).

Almost surely, 2^167261141 is an apocalyptic number.

It is an amenable number.

167261141 is a deficient number, since it is larger than the sum of its proper divisors (1).

167261141 is an equidigital number, since it uses as much as digits as its factorization.

167261141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 29.

The square root of 167261141 is about 12932.9478851498. The cubic root of 167261141 is about 550.9747354202.

The spelling of 167261141 in words is "one hundred sixty-seven million, two hundred sixty-one thousand, one hundred forty-one".