105151354154321 has 2 divisors, whose sum is σ = 105151354154322. Its totient is φ = 105151354154320.

The previous prime is 105151354154317. The next prime is 105151354154359. The reversal of 105151354154321 is 123451453151501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99023674732096 + 6127679422225 = 9951064^2 + 2475415^2 .

It is a cyclic number.

It is not a de Polignac number, because 105151354154321 - 2² = 105151354154317 is a prime.

It is a super-2 number, since 2×105151354154321² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (105151354154621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52575677077160 + 52575677077161.

It is an arithmetic number, because the mean of its divisors is an integer number (52575677077161).

Almost surely, 2^{105151354154321} is an apocalyptic number.

It is an amenable number.

105151354154321 is a deficient number, since it is larger than the sum of its proper divisors (1).

105151354154321 is an equidigital number, since it uses as much as digits as its factorization.

105151354154321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 105151354154321 in words is "one hundred five trillion, one hundred fifty-one billion, three hundred fifty-four million, one hundred fifty-four thousand, three hundred twenty-one".