1003991014 has 8 divisors (see below), whose sum is σ = 1621831680. Its totient is φ = 463380456.

The previous prime is 1003991011. The next prime is 1003991029. The reversal of 1003991014 is 4101993001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003991011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19307494 + ... + 19307545.

It is an arithmetic number, because the mean of its divisors is an integer number (202728960).

Almost surely, 2^1003991014 is an apocalyptic number.

1003991014 is a deficient number, since it is larger than the sum of its proper divisors (617840666).

1003991014 is a wasteful number, since it uses less digits than its factorization.

1003991014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38615054.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 1003991014 is about 31685.8172373698. The cubic root of 1003991014 is about 1001.3285721144.

The spelling of 1003991014 in words is "one billion, three million, nine hundred ninety-one thousand, fourteen".