1124689148 has 24 divisors (see below), whose sum is σ = 2205167664. Its totient is φ = 497404800.

The previous prime is 1124689099. The next prime is 1124689151. The reversal of 1124689148 is 8419864211.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 1124689099 and 1124689108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343793 + ... + 347048.

It is an arithmetic number, because the mean of its divisors is an integer number (91881986).

Almost surely, 2^1124689148 is an apocalyptic number.

It is an amenable number.

1124689148 is a deficient number, since it is larger than the sum of its proper divisors (1080478516).

1124689148 is a wasteful number, since it uses less digits than its factorization.

1124689148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690893 (or 690891 counting only the distinct ones).

The product of its digits is 110592, while the sum is 44.

The square root of 1124689148 is about 33536.3854343309. The cubic root of 1124689148 is about 1039.9461103733.

The spelling of 1124689148 in words is "one billion, one hundred twenty-four million, six hundred eighty-nine thousand, one hundred forty-eight".