1051746655 has 16 divisors (see below), whose sum is σ = 1272345984. Its totient is φ = 834589440.

The previous prime is 1051746617. The next prime is 1051746659. The reversal of 1051746655 is 5566471501.

It is not a de Polignac number, because 1051746655 - 2¹¹ = 1051744607 is a prime.

It is a super-2 number, since 2×1051746655² = 2212342052607378050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051746659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412314 + ... + 414856.

It is an arithmetic number, because the mean of its divisors is an integer number (79521624).

Almost surely, 2^1051746655 is an apocalyptic number.

1051746655 is a deficient number, since it is larger than the sum of its proper divisors (220599329).

1051746655 is a wasteful number, since it uses less digits than its factorization.

1051746655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186.

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 1051746655 is about 32430.6437648098. The cubic root of 1051746655 is about 1016.9596299254.

The spelling of 1051746655 in words is "one billion, fifty-one million, seven hundred forty-six thousand, six hundred fifty-five".