1145257314 has 8 divisors (see below), whose sum is σ = 2290514640. Its totient is φ = 381752436.

The previous prime is 1145257307. The next prime is 1145257327. The reversal of 1145257314 is 4137525411.

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

1145257314 is an admirable number.

It is a super-2 number, since 2×1145257314² = 2623228630540989192, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 95438104 + ... + 95438115.

It is an arithmetic number, because the mean of its divisors is an integer number (286314330).

Almost surely, 2^1145257314 is an apocalyptic number.

1145257314 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1145257314 is a wasteful number, since it uses less digits than its factorization.

1145257314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190876224.

The product of its digits is 16800, while the sum is 33.

The square root of 1145257314 is about 33841.6505803130. The cubic root of 1145257314 is about 1046.2473187012.

The spelling of 1145257314 in words is "one billion, one hundred forty-five million, two hundred fifty-seven thousand, three hundred fourteen".