1166923607 has 16 divisors (see below), whose sum is σ = 1258936320. Its totient is φ = 1078466400.

The previous prime is 1166923601. The next prime is 1166923609. The reversal of 1166923607 is 7063296611.

It is a cyclic number.

It is not a de Polignac number, because 1166923607 - 2¹² = 1166919511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166923601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761432 + ... + 762962.

It is an arithmetic number, because the mean of its divisors is an integer number (78683520).

Almost surely, 2^1166923607 is an apocalyptic number.

1166923607 is a deficient number, since it is larger than the sum of its proper divisors (92012713).

1166923607 is a wasteful number, since it uses less digits than its factorization.

1166923607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 1166923607 is about 34160.2635674844. The cubic root of 1166923607 is about 1052.8038762005.

The spelling of 1166923607 in words is "one billion, one hundred sixty-six million, nine hundred twenty-three thousand, six hundred seven".