1166465967 has 8 divisors (see below), whose sum is σ = 1557361920. Its totient is φ = 776607000.

The previous prime is 1166465939. The next prime is 1166466001. The reversal of 1166465967 is 7695646611.

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

It is not a de Polignac number, because 1166465967 - 2¹¹ = 1166463919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166465767) 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, 256617 + ... + 261122.

It is an arithmetic number, because the mean of its divisors is an integer number (194670240).

Almost surely, 2^1166465967 is an apocalyptic number.

1166465967 is a deficient number, since it is larger than the sum of its proper divisors (390895953).

1166465967 is an equidigital number, since it uses as much as digits as its factorization.

1166465967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518493.

The product of its digits is 1632960, while the sum is 51.

The square root of 1166465967 is about 34153.5644845454. The cubic root of 1166465967 is about 1052.6662298967. Note that the first 3 decimals are identical.

The spelling of 1166465967 in words is "one billion, one hundred sixty-six million, four hundred sixty-five thousand, nine hundred sixty-seven".