1254532194 has 48 divisors (see below), whose sum is σ = 2840789952. Its totient is φ = 399367584.

The previous prime is 1254532193. The next prime is 1254532241. The reversal of 1254532194 is 4912354521.

1254532194 is a `hidden beast` number, since 1 + 2 + 545 + 3 + 21 + 94 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1254532193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 311397 + ... + 315399.

It is an arithmetic number, because the mean of its divisors is an integer number (59183124).

Almost surely, 2^1254532194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1254532194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1420394976).

1254532194 is an abundant number, since it is smaller than the sum of its proper divisors (1586257758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1254532194 is a wasteful number, since it uses less digits than its factorization.

1254532194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791 (or 4788 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 1254532194 is about 35419.3759685289. The cubic root of 1254532194 is about 1078.5176835070.

The spelling of 1254532194 in words is "one billion, two hundred fifty-four million, five hundred thirty-two thousand, one hundred ninety-four".