1002030994 has 4 divisors (see below), whose sum is σ = 1503046494. Its totient is φ = 501015496.

The previous prime is 1002030989. The next prime is 1002031031. The reversal of 1002030994 is 4990302001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4990302001 = 89 ⋅56070809.

It can be written as a sum of positive squares in only one way, i.e., 815844969 + 186186025 = 28563^2 + 13645^2 .

It is a super-2 number, since 2×1002030994² = 2008132225873256072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250507747 + ... + 250507750.

Almost surely, 2^1002030994 is an apocalyptic number.

1002030994 is a deficient number, since it is larger than the sum of its proper divisors (501015500).

1002030994 is an equidigital number, since it uses as much as digits as its factorization.

1002030994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501015499.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 1002030994 is about 31654.8731477477. The cubic root of 1002030994 is about 1000.6765401902.

Adding to 1002030994 its reverse (4990302001), we get a palindrome (5992332995).

It can be divided in two parts, 10020 and 30994, that added together give a palindrome (41014).

The spelling of 1002030994 in words is "one billion, two million, thirty thousand, nine hundred ninety-four".