1144203212 has 6 divisors (see below), whose sum is σ = 2002355628. Its totient is φ = 572101604.

The previous prime is 1144203163. The next prime is 1144203227. The reversal of 1144203212 is 2123024411.

It is a super-2 number, since 2×1144203212² = 2618401980702233888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143025398 + ... + 143025405.

It is an arithmetic number, because the mean of its divisors is an integer number (333725938).

Almost surely, 2^1144203212 is an apocalyptic number.

It is an amenable number.

1144203212 is a deficient number, since it is larger than the sum of its proper divisors (858152416).

1144203212 is a wasteful number, since it uses less digits than its factorization.

1144203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286050807 (or 286050805 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1144203212 is about 33826.0729615485. The cubic root of 1144203212 is about 1045.9262293099.

Adding to 1144203212 its reverse (2123024411), we get a palindrome (3267227623).

The spelling of 1144203212 in words is "one billion, one hundred forty-four million, two hundred three thousand, two hundred twelve".