1166414155 has 16 divisors (see below), whose sum is σ = 1416358944. Its totient is φ = 922060800.

The previous prime is 1166414113. The next prime is 1166414201. The reversal of 1166414155 is 5514146611.

It is not a de Polignac number, because 1166414155 - 2⁹ = 1166413643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1166414155.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289384 + ... + 293386.

It is an arithmetic number, because the mean of its divisors is an integer number (88522434).

Almost surely, 2^1166414155 is an apocalyptic number.

1166414155 is a deficient number, since it is larger than the sum of its proper divisors (249944789).

1166414155 is a wasteful number, since it uses less digits than its factorization.

1166414155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4686.

The product of its digits is 14400, while the sum is 34.

The square root of 1166414155 is about 34152.8059608577. The cubic root of 1166414155 is about 1052.6506439154.

The spelling of 1166414155 in words is "one billion, one hundred sixty-six million, four hundred fourteen thousand, one hundred fifty-five".