7216154133 has 4 divisors (see below), whose sum is σ = 9621538848. Its totient is φ = 4810769420.

The previous prime is 7216154107. The next prime is 7216154167. The reversal of 7216154133 is 3314516127.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7216154133 - 2⁶ = 7216154069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7216154094 and 7216154103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7216154173) 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 3 ways as a sum of consecutive naturals, for example, 1202692353 + ... + 1202692358.

It is an arithmetic number, because the mean of its divisors is an integer number (2405384712).

Almost surely, 2^7216154133 is an apocalyptic number.

It is an amenable number.

7216154133 is a deficient number, since it is larger than the sum of its proper divisors (2405384715).

7216154133 is a wasteful number, since it uses less digits than its factorization.

7216154133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405384714.

The product of its digits is 15120, while the sum is 33.

The square root of 7216154133 is about 84947.9495514753. The cubic root of 7216154133 is about 1932.4218242189.

The spelling of 7216154133 in words is "seven billion, two hundred sixteen million, one hundred fifty-four thousand, one hundred thirty-three".