1151212214 has 16 divisors (see below), whose sum is σ = 1737808800. Its totient is φ = 571950720.

The previous prime is 1151212207. The next prime is 1151212229. The reversal of 1151212214 is 4122121511.

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, 404942 + ... + 407774.

It is an arithmetic number, because the mean of its divisors is an integer number (108613050).

Almost surely, 2^1151212214 is an apocalyptic number.

1151212214 is a deficient number, since it is larger than the sum of its proper divisors (586596586).

1151212214 is a wasteful number, since it uses less digits than its factorization.

1151212214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4055.

The product of its digits is 160, while the sum is 20.

The square root of 1151212214 is about 33929.5183284408. The cubic root of 1151212214 is about 1048.0575467837.

Adding to 1151212214 its reverse (4122121511), we get a palindrome (5273333725).

The spelling of 1151212214 in words is "one billion, one hundred fifty-one million, two hundred twelve thousand, two hundred fourteen".