1219228967 has 8 divisors (see below), whose sum is σ = 1408307472. Its totient is φ = 1043190400.

The previous prime is 1219228943. The next prime is 1219228973. The reversal of 1219228967 is 7698229121.

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

It is a cyclic number.

It is not a de Polignac number, because 1219228967 - 2⁶ = 1219228903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1219221967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3259784 + ... + 3260157.

It is an arithmetic number, because the mean of its divisors is an integer number (176038434).

Almost surely, 2^1219228967 is an apocalyptic number.

1219228967 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1219228967 is a deficient number, since it is larger than the sum of its proper divisors (189078505).

1219228967 is a wasteful number, since it uses less digits than its factorization.

1219228967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519969.

The product of its digits is 217728, while the sum is 47.

The square root of 1219228967 is about 34917.4593434288. The cubic root of 1219228967 is about 1068.3045811584.

The spelling of 1219228967 in words is "one billion, two hundred nineteen million, two hundred twenty-eight thousand, nine hundred sixty-seven".