2153117616547 has 2 divisors, whose sum is σ = 2153117616548. Its totient is φ = 2153117616546.

The previous prime is 2153117616541. The next prime is 2153117616581. The reversal of 2153117616547 is 7456167113512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2153117616547 - 2³ = 2153117616539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2153117616547.

It is not a weakly prime, because it can be changed into another prime (2153117616541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076558808273 + 1076558808274.

It is an arithmetic number, because the mean of its divisors is an integer number (1076558808274).

Almost surely, 2^{2153117616547} is an apocalyptic number.

2153117616547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153117616547 is an equidigital number, since it uses as much as digits as its factorization.

2153117616547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1058400, while the sum is 49.

The spelling of 2153117616547 in words is "two trillion, one hundred fifty-three billion, one hundred seventeen million, six hundred sixteen thousand, five hundred forty-seven".