1036663042 has 4 divisors (see below), whose sum is σ = 1554994566. Its totient is φ = 518331520.

The previous prime is 1036663037. The next prime is 1036663051. The reversal of 1036663042 is 2403666301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2403666301 = 9743 ⋅246707.

It can be written as a sum of positive squares in only one way, i.e., 1034201281 + 2461761 = 32159^2 + 1569^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1036662995 and 1036663013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259165759 + ... + 259165762.

Almost surely, 2^1036663042 is an apocalyptic number.

1036663042 is a deficient number, since it is larger than the sum of its proper divisors (518331524).

1036663042 is an equidigital number, since it uses as much as digits as its factorization.

1036663042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518331523.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 1036663042 is about 32197.2520877171. The cubic root of 1036663042 is about 1012.0746304849.

The spelling of 1036663042 in words is "one billion, thirty-six million, six hundred sixty-three thousand, forty-two".