1117675517 has 4 divisors (see below), whose sum is σ = 1277343456. Its totient is φ = 958007580.

The previous prime is 1117675459. The next prime is 1117675529. The reversal of 1117675517 is 7155767111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7155767111 = 73 ⋅98024207.

It is a cyclic number.

It is not a de Polignac number, because 1117675517 - 2¹⁴ = 1117659133 is a prime.

It is a super-2 number, since 2×1117675517² = 2498397122602434578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117675577) 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, 79833959 + ... + 79833972.

It is an arithmetic number, because the mean of its divisors is an integer number (319335864).

Almost surely, 2^1117675517 is an apocalyptic number.

It is an amenable number.

1117675517 is a deficient number, since it is larger than the sum of its proper divisors (159667939).

1117675517 is an equidigital number, since it uses as much as digits as its factorization.

1117675517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159667938.

The product of its digits is 51450, while the sum is 41.

The square root of 1117675517 is about 33431.6544161368. The cubic root of 1117675517 is about 1037.7798784675.

The spelling of 1117675517 in words is "one billion, one hundred seventeen million, six hundred seventy-five thousand, five hundred seventeen".