1116342757 has 8 divisors (see below), whose sum is σ = 1183507416. Its totient is φ = 1049344512.

The previous prime is 1116342749. The next prime is 1116342809. The reversal of 1116342757 is 7572436111.

It can be written as a sum of positive squares in 4 ways, for example, as 527115681 + 589227076 = 22959^2 + 24274^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1116342757 - 2³ = 1116342749 is a prime.

It is a super-2 number, since 2×1116342757² = 2492442302212722098, 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 (1116342257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27648 + ... + 54745.

It is an arithmetic number, because the mean of its divisors is an integer number (147938427).

Almost surely, 2^1116342757 is an apocalyptic number.

1116342757 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1116342757 is a deficient number, since it is larger than the sum of its proper divisors (67164659).

1116342757 is an equidigital number, since it uses as much as digits as its factorization.

1116342757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83207.

The product of its digits is 35280, while the sum is 37.

The square root of 1116342757 is about 33411.7158643491. The cubic root of 1116342757 is about 1037.3672179612.

Adding to 1116342757 its reverse (7572436111), we get a palindrome (8688778868).

The spelling of 1116342757 in words is "one billion, one hundred sixteen million, three hundred forty-two thousand, seven hundred fifty-seven".