1055044642 has 8 divisors (see below), whose sum is σ = 1582944876. Its totient is φ = 527396352.

The previous prime is 1055044619. The next prime is 1055044643. The reversal of 1055044642 is 2464405501.

It is a happy number.

1055044642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1054885441 + 159201 = 32479^2 + 399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1055044642² = 2226238393225816328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055044643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52143 + ... + 69490.

Almost surely, 2^1055044642 is an apocalyptic number.

1055044642 is a deficient number, since it is larger than the sum of its proper divisors (527900234).

1055044642 is a wasteful number, since it uses less digits than its factorization.

1055044642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125972.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 1055044642 is about 32481.4507373054. The cubic root of 1055044642 is about 1018.0214889648.

The spelling of 1055044642 in words is "one billion, fifty-five million, forty-four thousand, six hundred forty-two".