1150214142 has 192 divisors, whose sum is σ = 3064320000. Its totient is φ = 287179200.

The previous prime is 1150214137. The next prime is 1150214161. The reversal of 1150214142 is 2414120511.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7719484 + ... + 7719632.

It is an arithmetic number, because the mean of its divisors is an integer number (15960000).

Almost surely, 2^1150214142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1150214142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532160000).

1150214142 is an abundant number, since it is smaller than the sum of its proper divisors (1914105858).

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

1150214142 is a wasteful number, since it uses less digits than its factorization.

1150214142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1150214142 is about 33914.8071201946. The cubic root of 1150214142 is about 1047.7545793780.

Adding to 1150214142 its reverse (2414120511), we get a palindrome (3564334653).

The spelling of 1150214142 in words is "one billion, one hundred fifty million, two hundred fourteen thousand, one hundred forty-two".