105975121403 has 2 divisors, whose sum is σ = 105975121404. Its totient is φ = 105975121402.

The previous prime is 105975121391. The next prime is 105975121409. The reversal of 105975121403 is 304121579501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105975121403 - 2⁴ = 105975121387 is a prime.

It is a super-2 number, since 2×105975121403² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105975121409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52987560701 + 52987560702.

It is an arithmetic number, because the mean of its divisors is an integer number (52987560702).

Almost surely, 2^105975121403 is an apocalyptic number.

105975121403 is a deficient number, since it is larger than the sum of its proper divisors (1).

105975121403 is an equidigital number, since it uses as much as digits as its factorization.

105975121403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 105975121403 in words is "one hundred five billion, nine hundred seventy-five million, one hundred twenty-one thousand, four hundred three".