1038813982 has 4 divisors (see below), whose sum is σ = 1558220976. Its totient is φ = 519406990.

The previous prime is 1038813977. The next prime is 1038813983. The reversal of 1038813982 is 2893188301.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1038813983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259703494 + ... + 259703497.

It is an arithmetic number, because the mean of its divisors is an integer number (389555244).

Almost surely, 2^1038813982 is an apocalyptic number.

1038813982 is a deficient number, since it is larger than the sum of its proper divisors (519406994).

1038813982 is an equidigital number, since it uses as much as digits as its factorization.

1038813982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519406993.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 1038813982 is about 32230.6373191720. The cubic root of 1038813982 is about 1012.7741210131.

The spelling of 1038813982 in words is "one billion, thirty-eight million, eight hundred thirteen thousand, nine hundred eighty-two".