1749421105 has 16 divisors (see below), whose sum is σ = 2215860480. Its totient is φ = 1322237952.

The previous prime is 1749421097. The next prime is 1749421117. The reversal of 1749421105 is 5011249471.

It is a cyclic number.

It is not a de Polignac number, because 1749421105 - 2³ = 1749421097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9777 + ... + 59953.

It is an arithmetic number, because the mean of its divisors is an integer number (138491280).

Almost surely, 2^1749421105 is an apocalyptic number.

It is an amenable number.

1749421105 is a deficient number, since it is larger than the sum of its proper divisors (466439375).

1749421105 is a wasteful number, since it uses less digits than its factorization.

1749421105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50568.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 1749421105 is about 41826.0816357449. The cubic root of 1749421105 is about 1204.9382394039.

The spelling of 1749421105 in words is "one billion, seven hundred forty-nine million, four hundred twenty-one thousand, one hundred five".