1144586445 has 8 divisors (see below), whose sum is σ = 1831338336. Its totient is φ = 610446096.

The previous prime is 1144586389. The next prime is 1144586447. The reversal of 1144586445 is 5446854411.

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

It is not a de Polignac number, because 1144586445 - 2⁸ = 1144586189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144586397 and 1144586406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144586447) by changing a digit.

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, 38152867 + ... + 38152896.

It is an arithmetic number, because the mean of its divisors is an integer number (228917292).

Almost surely, 2^1144586445 is an apocalyptic number.

1144586445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1144586445 is a deficient number, since it is larger than the sum of its proper divisors (686751891).

1144586445 is an equidigital number, since it uses as much as digits as its factorization.

1144586445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76305771.

The product of its digits is 307200, while the sum is 42.

The square root of 1144586445 is about 33831.7372447824. The cubic root of 1144586445 is about 1046.0429884951.

The spelling of 1144586445 in words is "one billion, one hundred forty-four million, five hundred eighty-six thousand, four hundred forty-five".