1051646434 has 16 divisors (see below), whose sum is σ = 1651933440. Its totient is φ = 501165280.

The previous prime is 1051646423. The next prime is 1051646443. The reversal of 1051646434 is 4346461501.

It is a super-2 number, since 2×1051646434² = 2211920444289832712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1051646434.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 27754 + ... + 53605.

It is an arithmetic number, because the mean of its divisors is an integer number (103245840).

Almost surely, 2^1051646434 is an apocalyptic number.

1051646434 is a deficient number, since it is larger than the sum of its proper divisors (600287006).

1051646434 is a wasteful number, since it uses less digits than its factorization.

1051646434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81665.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 1051646434 is about 32429.0985690321. The cubic root of 1051646434 is about 1016.9273268519.

The spelling of 1051646434 in words is "one billion, fifty-one million, six hundred forty-six thousand, four hundred thirty-four".