1118006377 has 4 divisors (see below), whose sum is σ = 1183771476. Its totient is φ = 1052241280.

The previous prime is 1118006371. The next prime is 1118006381. The reversal of 1118006377 is 7736008111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 676208016 + 441798361 = 26004^2 + 21019^2 .

It is a cyclic number.

It is not a de Polignac number, because 1118006377 - 2¹⁹ = 1117482089 is a prime.

It is a super-2 number, since 2×1118006377² = 2499876518025332258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118006371) 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, 32882524 + ... + 32882557.

It is an arithmetic number, because the mean of its divisors is an integer number (295942869).

Almost surely, 2^1118006377 is an apocalyptic number.

1118006377 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1118006377 is a deficient number, since it is larger than the sum of its proper divisors (65765099).

1118006377 is an equidigital number, since it uses as much as digits as its factorization.

1118006377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65765098.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 1118006377 is about 33436.6023543063. The cubic root of 1118006377 is about 1037.8822713265.

The spelling of 1118006377 in words is "one billion, one hundred eighteen million, six thousand, three hundred seventy-seven".