1124189145 has 32 divisors (see below), whose sum is σ = 2000643840. Its totient is φ = 598942080.

The previous prime is 1124189117. The next prime is 1124189149. The reversal of 1124189145 is 5419814211.

1124189145 is a `hidden beast` number, since 112 + 418 + 91 + 45 = 666.

It is not a de Polignac number, because 1124189145 - 2⁸ = 1124188889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1124189149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144300 + ... + 151890.

It is an arithmetic number, because the mean of its divisors is an integer number (62520120).

Almost surely, 2^1124189145 is an apocalyptic number.

1124189145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1124189145 is a deficient number, since it is larger than the sum of its proper divisors (876454695).

1124189145 is a wasteful number, since it uses less digits than its factorization.

1124189145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8702 (or 8696 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 1124189145 is about 33528.9299709967. The cubic root of 1124189145 is about 1039.7919779329.

The spelling of 1124189145 in words is "one billion, one hundred twenty-four million, one hundred eighty-nine thousand, one hundred forty-five".