1147371838 has 16 divisors (see below), whose sum is σ = 1765661040. Its totient is φ = 558887616.

The previous prime is 1147371793. The next prime is 1147371847. The reversal of 1147371838 is 8381737411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 1147371794 and 1147371803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16306 + ... + 50602.

It is an arithmetic number, because the mean of its divisors is an integer number (110353815).

Almost surely, 2^1147371838 is an apocalyptic number.

1147371838 is a deficient number, since it is larger than the sum of its proper divisors (618289202).

1147371838 is a wasteful number, since it uses less digits than its factorization.

1147371838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34731.

The product of its digits is 112896, while the sum is 43.

The square root of 1147371838 is about 33872.8776161695. The cubic root of 1147371838 is about 1046.8908290803.

The spelling of 1147371838 in words is "one billion, one hundred forty-seven million, three hundred seventy-one thousand, eight hundred thirty-eight".