1166145502 has 16 divisors (see below), whose sum is σ = 1826950320. Its totient is φ = 557696448.

The previous prime is 1166145473. The next prime is 1166145511. The reversal of 1166145502 is 2055416611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129183 + ... + 137914.

It is an arithmetic number, because the mean of its divisors is an integer number (114184395).

Almost surely, 2^1166145502 is an apocalyptic number.

1166145502 is a deficient number, since it is larger than the sum of its proper divisors (660804818).

1166145502 is a wasteful number, since it uses less digits than its factorization.

1166145502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267195.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1166145502 is about 34148.8726314647. The cubic root of 1166145502 is about 1052.5698208600.

The spelling of 1166145502 in words is "one billion, one hundred sixty-six million, one hundred forty-five thousand, five hundred two".