1145317422 has 8 divisors (see below), whose sum is σ = 2290634856. Its totient is φ = 381772472.

The previous prime is 1145317417. The next prime is 1145317423. The reversal of 1145317422 is 2247135411.

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

1145317422 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1145317422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145317423) 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, 95443113 + ... + 95443124.

It is an arithmetic number, because the mean of its divisors is an integer number (286329357).

Almost surely, 2^1145317422 is an apocalyptic number.

1145317422 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.

1145317422 is a wasteful number, since it uses less digits than its factorization.

1145317422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190886242.

The product of its digits is 6720, while the sum is 30.

The square root of 1145317422 is about 33842.5386459113. The cubic root of 1145317422 is about 1046.2656222250.

The spelling of 1145317422 in words is "one billion, one hundred forty-five million, three hundred seventeen thousand, four hundred twenty-two".