1061563042 has 4 divisors (see below), whose sum is σ = 1592344566. Its totient is φ = 530781520.

The previous prime is 1061563037. The next prime is 1061563043. The reversal of 1061563042 is 2403651601.

1061563042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 871371361 + 190191681 = 29519^2 + 13791^2 .

It is a super-2 number, since 2×1061563042² = 2253832184280587528, 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 1061563042.

It is not an unprimeable number, because it can be changed into a prime (1061563043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265390759 + ... + 265390762.

Almost surely, 2^1061563042 is an apocalyptic number.

1061563042 is a deficient number, since it is larger than the sum of its proper divisors (530781524).

1061563042 is an equidigital number, since it uses as much as digits as its factorization.

1061563042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530781523.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1061563042 is about 32581.6365764521. The cubic root of 1061563042 is about 1020.1137390788.

The spelling of 1061563042 in words is "one billion, sixty-one million, five hundred sixty-three thousand, forty-two".