1144151214 has 16 divisors (see below), whose sum is σ = 2309689728. Its totient is φ = 377819192.

The previous prime is 1144151209. The next prime is 1144151231. The reversal of 1144151214 is 4121514411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 890442 + ... + 891725.

It is an arithmetic number, because the mean of its divisors is an integer number (144355608).

Almost surely, 2^1144151214 is an apocalyptic number.

1144151214 is an abundant number, since it is smaller than the sum of its proper divisors (1165538514).

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

1144151214 is a wasteful number, since it uses less digits than its factorization.

1144151214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782279.

The product of its digits is 640, while the sum is 24.

The square root of 1144151214 is about 33825.3043445288. The cubic root of 1144151214 is about 1045.9103851267.

Adding to 1144151214 its reverse (4121514411), we get a palindrome (5265665625).

The spelling of 1144151214 in words is "one billion, one hundred forty-four million, one hundred fifty-one thousand, two hundred fourteen".