1144212262 has 8 divisors (see below), whose sum is σ = 1806651000. Its totient is φ = 541995264.

The previous prime is 1144212247. The next prime is 1144212269. The reversal of 1144212262 is 2622124411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1144212262² = 2618443401022313288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144212269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15055387 + ... + 15055462.

It is an arithmetic number, because the mean of its divisors is an integer number (225831375).

Almost surely, 2^1144212262 is an apocalyptic number.

1144212262 is a deficient number, since it is larger than the sum of its proper divisors (662438738).

1144212262 is a wasteful number, since it uses less digits than its factorization.

1144212262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30110870.

The product of its digits is 1536, while the sum is 25.

The square root of 1144212262 is about 33826.2067338329. The cubic root of 1144212262 is about 1045.9289868642.

Adding to 1144212262 its reverse (2622124411), we get a palindrome (3766336673).

The spelling of 1144212262 in words is "one billion, one hundred forty-four million, two hundred twelve thousand, two hundred sixty-two".