174142513 has 2 divisors, whose sum is σ = 174142514. Its totient is φ = 174142512.

The previous prime is 174142511. The next prime is 174142547. The reversal of 174142513 is 315241471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169442289 + 4700224 = 13017^2 + 2168^2 .

It is a cyclic number.

It is not a de Polignac number, because 174142513 - 2¹ = 174142511 is a prime.

It is a super-2 number, since 2×174142513² = 60651229667910338, which contains 22 as substring.

Together with 174142511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (174142511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87071256 + 87071257.

It is an arithmetic number, because the mean of its divisors is an integer number (87071257).

Almost surely, 2^174142513 is an apocalyptic number.

It is an amenable number.

174142513 is a deficient number, since it is larger than the sum of its proper divisors (1).

174142513 is an equidigital number, since it uses as much as digits as its factorization.

174142513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 28.

The square root of 174142513 is about 13196.3067939481. The cubic root of 174142513 is about 558.4293926850.

Adding to 174142513 its reverse (315241471), we get a palindrome (489383984).

The spelling of 174142513 in words is "one hundred seventy-four million, one hundred forty-two thousand, five hundred thirteen".