2105733551 has 2 divisors, whose sum is σ = 2105733552. Its totient is φ = 2105733550.

The previous prime is 2105733491. The next prime is 2105733557. The reversal of 2105733551 is 1553375012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2105733551 is a prime.

It is a super-2 number, since 2×2105733551² = 8868227575614139202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2105733557) 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, 1052866775 + 1052866776.

It is an arithmetic number, because the mean of its divisors is an integer number (1052866776).

Almost surely, 2^2105733551 is an apocalyptic number.

2105733551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2105733551 is an equidigital number, since it uses as much as digits as its factorization.

2105733551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 2105733551 is about 45888.2724778347. The cubic root of 2105733551 is about 1281.7435449819.

The spelling of 2105733551 in words is "two billion, one hundred five million, seven hundred thirty-three thousand, five hundred fifty-one".