1145398350 has 48 divisors (see below), whose sum is σ = 2855531520. Its totient is φ = 303832800.

The previous prime is 1145398349. The next prime is 1145398357. The reversal of 1145398350 is 538935411.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1145398299 and 1145398308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145398357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8661 + ... + 48639.

It is an arithmetic number, because the mean of its divisors is an integer number (59490240).

Almost surely, 2^1145398350 is an apocalyptic number.

1145398350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1145398350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1427765760).

1145398350 is an abundant number, since it is smaller than the sum of its proper divisors (1710133170).

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

1145398350 is a wasteful number, since it uses less digits than its factorization.

1145398350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40185 (or 40180 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 1145398350 is about 33843.7342797747. The cubic root of 1145398350 is about 1046.2902646483.

The spelling of 1145398350 in words is "one billion, one hundred forty-five million, three hundred ninety-eight thousand, three hundred fifty".