21160146265351 has 2 divisors, whose sum is σ = 21160146265352. Its totient is φ = 21160146265350.

The previous prime is 21160146265283. The next prime is 21160146265373. The reversal of 21160146265351 is 15356264106112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21160146265351 - 2¹¹ = 21160146263303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21160146265298 and 21160146265307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21160146265381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10580073132675 + 10580073132676.

It is an arithmetic number, because the mean of its divisors is an integer number (10580073132676).

Almost surely, 2^{21160146265351} is an apocalyptic number.

21160146265351 is a deficient number, since it is larger than the sum of its proper divisors (1).

21160146265351 is an equidigital number, since it uses as much as digits as its factorization.

21160146265351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 21160146265351 in words is "twenty-one trillion, one hundred sixty billion, one hundred forty-six million, two hundred sixty-five thousand, three hundred fifty-one".