1123910603898 has 16 divisors (see below), whose sum is σ = 2247880398336. Its totient is φ = 374627002880.

The previous prime is 1123910603897. The next prime is 1123910603899. The reversal of 1123910603898 is 8983060193211.

It is an interprime number because it is at equal distance from previous prime (1123910603897) and next prime (1123910603899).

It is a self number, because there is not a number n which added to its sum of digits gives 1123910603898.

It is not an unprimeable number, because it can be changed into a prime (1123910603891) 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, 2217498 + ... + 2676773.

It is an arithmetic number, because the mean of its divisors is an integer number (140492524896).

Almost surely, 2^{1123910603898} is an apocalyptic number.

1123910603898 is an abundant number, since it is smaller than the sum of its proper divisors (1123969794438).

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

1123910603898 is a wasteful number, since it uses less digits than its factorization.

1123910603898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4932549.

The product of its (nonzero) digits is 559872, while the sum is 51.

The spelling of 1123910603898 in words is "one trillion, one hundred twenty-three billion, nine hundred ten million, six hundred three thousand, eight hundred ninety-eight".