1151143214 has 16 divisors (see below), whose sum is σ = 1887296208. Its totient is φ = 523366272.

The previous prime is 1151143127. The next prime is 1151143283. The reversal of 1151143214 is 4123411511.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1151143214.

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, 328667 + ... + 332150.

It is an arithmetic number, because the mean of its divisors is an integer number (117956013).

Almost surely, 2^1151143214 is an apocalyptic number.

1151143214 is a deficient number, since it is larger than the sum of its proper divisors (736152994).

1151143214 is a wasteful number, since it uses less digits than its factorization.

1151143214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660899.

The product of its digits is 480, while the sum is 23.

The square root of 1151143214 is about 33928.5014994768. The cubic root of 1151143214 is about 1048.0366072862.

Adding to 1151143214 its reverse (4123411511), we get a palindrome (5274554725).

The spelling of 1151143214 in words is "one billion, one hundred fifty-one million, one hundred forty-three thousand, two hundred fourteen".