1127139042 has 16 divisors (see below), whose sum is σ = 2254685472. Its totient is φ = 375645120.

The previous prime is 1127139037. The next prime is 1127139043. The reversal of 1127139042 is 2409317211.

It is not an unprimeable number, because it can be changed into a prime (1127139043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28273 + ... + 55259.

It is an arithmetic number, because the mean of its divisors is an integer number (140917842).

Almost surely, 2^1127139042 is an apocalyptic number.

1127139042 is an abundant number, since it is smaller than the sum of its proper divisors (1127546430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1127139042 is a wasteful number, since it uses less digits than its factorization.

1127139042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33953.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1127139042 is about 33572.8914751172. The cubic root of 1127139042 is about 1040.7006625864.

The spelling of 1127139042 in words is "one billion, one hundred twenty-seven million, one hundred thirty-nine thousand, forty-two".