1031445002 has 12 divisors (see below), whose sum is σ = 1799766450. Its totient is φ = 442047816.

The previous prime is 1031444993. The next prime is 1031445007. The reversal of 1031445002 is 2005441301.

It can be written as a sum of positive squares in only one way, i.e., 669722641 + 361722361 = 25879^2 + 19019^2 .

It is not an unprimeable number, because it can be changed into a prime (1031445007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5262377 + ... + 5262572.

Almost surely, 2^1031445002 is an apocalyptic number.

1031445002 is a deficient number, since it is larger than the sum of its proper divisors (768321448).

1031445002 is a wasteful number, since it uses less digits than its factorization.

1031445002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10524965 (or 10524958 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1031445002 is about 32116.1174801687. The cubic root of 1031445002 is about 1010.3736819410.

Adding to 1031445002 its reverse (2005441301), we get a palindrome (3036886303).

The spelling of 1031445002 in words is "one billion, thirty-one million, four hundred forty-five thousand, two".