1148249424 has 160 divisors (see below), whose sum is σ = 3652337664. Its totient is φ = 303621120.

The previous prime is 1148249413. The next prime is 1148249441. The reversal of 1148249424 is 4249428411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237172 + ... + 241964.

Almost surely, 2^1148249424 is an apocalyptic number.

1148249424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1148249424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1826168832).

1148249424 is an abundant number, since it is smaller than the sum of its proper divisors (2504088240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1148249424 is a wasteful number, since it uses less digits than its factorization.

1148249424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865 (or 4859 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 1148249424 is about 33885.8292505879. The cubic root of 1148249424 is about 1047.1576715480.

It can be divided in two parts, 11482 and 49424, that added together give a palindrome (60906).

The spelling of 1148249424 in words is "one billion, one hundred forty-eight million, two hundred forty-nine thousand, four hundred twenty-four".