1742506117 has 6 divisors (see below), whose sum is σ = 1915316774. Its totient is φ = 1584096360.

The previous prime is 1742506099. The next prime is 1742506121. The reversal of 1742506117 is 7116052471.

It can be written as a sum of positive squares in only one way, i.e., 1734389316 + 8116801 = 41646^2 + 2849^2 .

It is not a de Polignac number, because 1742506117 - 2¹¹ = 1742504069 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 (1742506147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7200318 + ... + 7200559.

Almost surely, 2^1742506117 is an apocalyptic number.

It is an amenable number.

1742506117 is a deficient number, since it is larger than the sum of its proper divisors (172810657).

1742506117 is a wasteful number, since it uses less digits than its factorization.

1742506117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14400899 (or 14400888 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1742506117 is about 41743.3361987276. The cubic root of 1742506117 is about 1203.3485448022.

Adding to 1742506117 its reverse (7116052471), we get a palindrome (8858558588).

The spelling of 1742506117 in words is "one billion, seven hundred forty-two million, five hundred six thousand, one hundred seventeen".