1145367798 has 8 divisors (see below), whose sum is σ = 2290735608. Its totient is φ = 381789264.

The previous prime is 1145367791. The next prime is 1145367851. The reversal of 1145367798 is 8977635411.

It is a happy number.

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

1145367798 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1145367798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145367791) 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, 95447311 + ... + 95447322.

It is an arithmetic number, because the mean of its divisors is an integer number (286341951).

Almost surely, 2^1145367798 is an apocalyptic number.

1145367798 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.

1145367798 is a wasteful number, since it uses less digits than its factorization.

1145367798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190894638.

The product of its digits is 1270080, while the sum is 51.

The square root of 1145367798 is about 33843.2829081341. The cubic root of 1145367798 is about 1046.2809617584.

The spelling of 1145367798 in words is "one billion, one hundred forty-five million, three hundred sixty-seven thousand, seven hundred ninety-eight".