1216346153 has 8 divisors (see below), whose sum is σ = 1335830400. Its totient is φ = 1098346480.

The previous prime is 1216346129. The next prime is 1216346189. The reversal of 1216346153 is 3516436121.

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

It is not a de Polignac number, because 1216346153 - 2¹⁰ = 1216345129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1216346113) 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, 369425 + ... + 372702.

It is an arithmetic number, because the mean of its divisors is an integer number (166978800).

Almost surely, 2^1216346153 is an apocalyptic number.

It is an amenable number.

1216346153 is a deficient number, since it is larger than the sum of its proper divisors (119484247).

1216346153 is a wasteful number, since it uses less digits than its factorization.

1216346153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742287.

The product of its digits is 12960, while the sum is 32.

The square root of 1216346153 is about 34876.1545041881. The cubic root of 1216346153 is about 1067.4619300594.

The spelling of 1216346153 in words is "one billion, two hundred sixteen million, three hundred forty-six thousand, one hundred fifty-three".