1146891319 has 16 divisors (see below), whose sum is σ = 1413377280. Its totient is φ = 908591040.

The previous prime is 1146891307. The next prime is 1146891337. The reversal of 1146891319 is 9131986411.

It is a happy number.

It is not a de Polignac number, because 1146891319 - 2⁷ = 1146891191 is a prime.

It is a super-2 number, since 2×1146891319² = 2630719395195119522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146891359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99709 + ... + 110614.

It is an arithmetic number, because the mean of its divisors is an integer number (88336080).

Almost surely, 2^1146891319 is an apocalyptic number.

1146891319 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1146891319 is a deficient number, since it is larger than the sum of its proper divisors (266485961).

1146891319 is a wasteful number, since it uses less digits than its factorization.

1146891319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210390.

The product of its digits is 46656, while the sum is 43.

The square root of 1146891319 is about 33865.7838976156. The cubic root of 1146891319 is about 1046.7446628130.

The spelling of 1146891319 in words is "one billion, one hundred forty-six million, eight hundred ninety-one thousand, three hundred nineteen".