1052661445 has 32 divisors (see below), whose sum is σ = 1407124224. Its totient is φ = 749529600.

The previous prime is 1052661443. The next prime is 1052661469. The reversal of 1052661445 is 5441662501.

It is not a de Polignac number, because 1052661445 - 2¹ = 1052661443 is a prime.

It is a super-2 number, since 2×1052661445² = 2216192235578976050, 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 1052661445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052661443) 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 in 31 ways as a sum of consecutive naturals, for example, 881769 + ... + 882961.

It is an arithmetic number, because the mean of its divisors is an integer number (43972632).

Almost surely, 2^1052661445 is an apocalyptic number.

It is an amenable number.

1052661445 is a deficient number, since it is larger than the sum of its proper divisors (354462779).

1052661445 is a wasteful number, since it uses less digits than its factorization.

1052661445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1052661445 is about 32444.7444896704. The cubic root of 1052661445 is about 1017.2543887773.

The spelling of 1052661445 in words is "one billion, fifty-two million, six hundred sixty-one thousand, four hundred forty-five".