1145778086 has 8 divisors (see below), whose sum is σ = 1758636264. Its totient is φ = 559566000.

The previous prime is 1145778083. The next prime is 1145778089. The reversal of 1145778086 is 6808775411.

It is an interprime number because it is at equal distance from previous prime (1145778083) and next prime (1145778089).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1145778086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145778083) 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, 6661415 + ... + 6661586.

It is an arithmetic number, because the mean of its divisors is an integer number (219829533).

Almost surely, 2^1145778086 is an apocalyptic number.

1145778086 is a deficient number, since it is larger than the sum of its proper divisors (612858178).

1145778086 is a wasteful number, since it uses less digits than its factorization.

1145778086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13323046.

The product of its (nonzero) digits is 376320, while the sum is 47.

The square root of 1145778086 is about 33849.3439522836. The cubic root of 1145778086 is about 1046.4058780448.

The spelling of 1145778086 in words is "one billion, one hundred forty-five million, seven hundred seventy-eight thousand, eighty-six".