1116949838 has 4 divisors (see below), whose sum is σ = 1675424760. Its totient is φ = 558474918.

The previous prime is 1116949837. The next prime is 1116949849. The reversal of 1116949838 is 8389496111.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116949837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279237458 + ... + 279237461.

It is an arithmetic number, because the mean of its divisors is an integer number (418856190).

Almost surely, 2^1116949838 is an apocalyptic number.

1116949838 is a deficient number, since it is larger than the sum of its proper divisors (558474922).

1116949838 is an equidigital number, since it uses as much as digits as its factorization.

1116949838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558474921.

The product of its digits is 373248, while the sum is 50.

The square root of 1116949838 is about 33420.7994817599. The cubic root of 1116949838 is about 1037.5552282595. Note that the first 3 decimals are identical.

The spelling of 1116949838 in words is "one billion, one hundred sixteen million, nine hundred forty-nine thousand, eight hundred thirty-eight".