1110145398 has 16 divisors (see below), whose sum is σ = 2223512256. Its totient is φ = 369511560.

The previous prime is 1110145391. The next prime is 1110145403. The reversal of 1110145398 is 8935410111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110145391) 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, 129736 + ... + 138027.

It is an arithmetic number, because the mean of its divisors is an integer number (138969516).

Almost surely, 2^1110145398 is an apocalyptic number.

1110145398 is an abundant number, since it is smaller than the sum of its proper divisors (1113366858).

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

1110145398 is a wasteful number, since it uses less digits than its factorization.

1110145398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268459.

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 1110145398 is about 33318.8444877670. The cubic root of 1110145398 is about 1035.4440121579. Note that the first 3 decimals are identical.

The spelling of 1110145398 in words is "one billion, one hundred ten million, one hundred forty-five thousand, three hundred ninety-eight".