1124948790 has 128 divisors (see below), whose sum is σ = 3438858240. Its totient is φ = 256348800.

The previous prime is 1124948767. The next prime is 1124948873. The reversal of 1124948790 is 978494211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 813900 + ... + 815280.

It is an arithmetic number, because the mean of its divisors is an integer number (26866080).

Almost surely, 2^1124948790 is an apocalyptic number.

1124948790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1124948790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1719429120).

1124948790 is an abundant number, since it is smaller than the sum of its proper divisors (2313909450).

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

1124948790 is a wasteful number, since it uses less digits than its factorization.

1124948790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835 (or 1829 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 1124948790 is about 33540.2562602017. The cubic root of 1124948790 is about 1040.0261303839.

The spelling of 1124948790 in words is "one billion, one hundred twenty-four million, nine hundred forty-eight thousand, seven hundred ninety".