1081045562 has 4 divisors (see below), whose sum is σ = 1621568346. Its totient is φ = 540522780.

The previous prime is 1081045529. The next prime is 1081045573. The reversal of 1081045562 is 2655401801.

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., 842682841 + 238362721 = 29029^2 + 15439^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270261389 + ... + 270261392.

Almost surely, 2^1081045562 is an apocalyptic number.

1081045562 is a deficient number, since it is larger than the sum of its proper divisors (540522784).

1081045562 is an equidigital number, since it uses as much as digits as its factorization.

1081045562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540522783.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 1081045562 is about 32879.2573212961. The cubic root of 1081045562 is about 1026.3165511953.

The spelling of 1081045562 in words is "one billion, eighty-one million, forty-five thousand, five hundred sixty-two".