1123467898 has 16 divisors (see below), whose sum is σ = 1933058304. Its totient is φ = 479707920.

The previous prime is 1123467893. The next prime is 1123467901. The reversal of 1123467898 is 8987643211.

It is not an unprimeable number, because it can be changed into a prime (1123467893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144265 + ... + 151852.

It is an arithmetic number, because the mean of its divisors is an integer number (120816144).

Almost surely, 2^1123467898 is an apocalyptic number.

1123467898 is a deficient number, since it is larger than the sum of its proper divisors (809590406).

1123467898 is a wasteful number, since it uses less digits than its factorization.

1123467898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296397.

The product of its digits is 580608, while the sum is 49.

The square root of 1123467898 is about 33518.1726530549. The cubic root of 1123467898 is about 1039.5695636157.

The spelling of 1123467898 in words is "one billion, one hundred twenty-three million, four hundred sixty-seven thousand, eight hundred ninety-eight".