1144724486 has 8 divisors (see below), whose sum is σ = 1717349040. Its totient is φ = 572274808.

The previous prime is 1144724479. The next prime is 1144724519. The reversal of 1144724486 is 6844274411.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25901 + ... + 54408.

It is an arithmetic number, because the mean of its divisors is an integer number (214668630).

Almost surely, 2^1144724486 is an apocalyptic number.

1144724486 is a deficient number, since it is larger than the sum of its proper divisors (572624554).

1144724486 is an equidigital number, since it uses as much as digits as its factorization.

1144724486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87438.

The product of its digits is 172032, while the sum is 41.

The square root of 1144724486 is about 33833.7772942957. Note that the first 3 decimals coincide. The cubic root of 1144724486 is about 1046.0850389132.

Adding to 1144724486 its reverse (6844274411), we get a palindrome (7988998897).

The spelling of 1144724486 in words is "one billion, one hundred forty-four million, seven hundred twenty-four thousand, four hundred eighty-six".