1145250994 has 16 divisors (see below), whose sum is σ = 1735778880. Its totient is φ = 566682480.

The previous prime is 1145250989. The next prime is 1145251001. The reversal of 1145250994 is 4990525411.

It is a super-3 number, since 3×1145250994³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91867 + ... + 103585.

It is an arithmetic number, because the mean of its divisors is an integer number (108486180).

Almost surely, 2^1145250994 is an apocalyptic number.

1145250994 is a deficient number, since it is larger than the sum of its proper divisors (590527886).

1145250994 is a wasteful number, since it uses less digits than its factorization.

1145250994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12225.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 1145250994 is about 33841.5572041240. The cubic root of 1145250994 is about 1046.2453941569.

The spelling of 1145250994 in words is "one billion, one hundred forty-five million, two hundred fifty thousand, nine hundred ninety-four".