1254112166 has 8 divisors (see below), whose sum is σ = 1881575904. Its totient is φ = 626920200.

The previous prime is 1254112159. The next prime is 1254112169. The reversal of 1254112166 is 6612114521.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254112169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55985 + ... + 75116.

It is an arithmetic number, because the mean of its divisors is an integer number (235196988).

Almost surely, 2^1254112166 is an apocalyptic number.

1254112166 is a deficient number, since it is larger than the sum of its proper divisors (627463738).

1254112166 is a wasteful number, since it uses less digits than its factorization.

1254112166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135886.

The product of its digits is 2880, while the sum is 29.

The square root of 1254112166 is about 35413.4461186708. The cubic root of 1254112166 is about 1078.3973044541.

Adding to 1254112166 its reverse (6612114521), we get a palindrome (7866226687).

The spelling of 1254112166 in words is "one billion, two hundred fifty-four million, one hundred twelve thousand, one hundred sixty-six".