1166046761 has 32 divisors (see below), whose sum is σ = 1352764800. Its totient is φ = 995258880.

The previous prime is 1166046751. The next prime is 1166046767. The reversal of 1166046761 is 1676406611.

It is not a de Polignac number, because 1166046761 - 2¹⁰ = 1166045737 is a prime.

It is a super-2 number, since 2×1166046761² = 2719330097677182242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1166046767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1901891 + ... + 1902503.

It is an arithmetic number, because the mean of its divisors is an integer number (42273900).

Almost surely, 2^1166046761 is an apocalyptic number.

1166046761 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1166046761 is a deficient number, since it is larger than the sum of its proper divisors (186718039).

1166046761 is a wasteful number, since it uses less digits than its factorization.

1166046761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 1166046761 is about 34147.4268576711. The cubic root of 1166046761 is about 1052.5401119514.

The spelling of 1166046761 in words is "one billion, one hundred sixty-six million, forty-six thousand, seven hundred sixty-one".