171124049 has 2 divisors, whose sum is σ = 171124050. Its totient is φ = 171124048.

The previous prime is 171124043. The next prime is 171124067. The reversal of 171124049 is 940421171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90250000 + 80874049 = 9500^2 + 8993^2 .

It is a cyclic number.

It is not a de Polignac number, because 171124049 - 2⁸ = 171123793 is a prime.

It is a super-3 number, since 3×171124049³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (171124043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85562024 + 85562025.

It is an arithmetic number, because the mean of its divisors is an integer number (85562025).

Almost surely, 2^171124049 is an apocalyptic number.

It is an amenable number.

171124049 is a deficient number, since it is larger than the sum of its proper divisors (1).

171124049 is an equidigital number, since it uses as much as digits as its factorization.

171124049 is an evil number, because the sum of its binary digits is even.

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

The square root of 171124049 is about 13081.4391027899. The cubic root of 171124049 is about 555.1840949764.

The spelling of 171124049 in words is "one hundred seventy-one million, one hundred twenty-four thousand, forty-nine".