1171066698 has 12 divisors (see below), whose sum is σ = 2537311218. Its totient is φ = 390355560.

The previous prime is 1171066693. The next prime is 1171066703. The reversal of 1171066698 is 8966601711.

It is an interprime number because it is at equal distance from previous prime (1171066693) and next prime (1171066703).

It can be written as a sum of positive squares in only one way, i.e., 1165744449 + 5322249 = 34143^2 + 2307^2 .

It is a super-2 number, since 2×1171066698² = 2742794422329246408, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1171066693) 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, 32529613 + ... + 32529648.

Almost surely, 2^1171066698 is an apocalyptic number.

1171066698 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1171066698 is an abundant number, since it is smaller than the sum of its proper divisors (1366244520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1171066698 is a wasteful number, since it uses less digits than its factorization.

1171066698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65059269 (or 65059266 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1171066698 is about 34220.8518012045. The cubic root of 1171066698 is about 1054.0483764749.

The spelling of 1171066698 in words is "one billion, one hundred seventy-one million, sixty-six thousand, six hundred ninety-eight".