1127209942 has 16 divisors (see below), whose sum is σ = 1699668432. Its totient is φ = 560661120.

The previous prime is 1127209931. The next prime is 1127209949. The reversal of 1127209942 is 2499027211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1127209949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429418 + ... + 432034.

It is an arithmetic number, because the mean of its divisors is an integer number (106229277).

Almost surely, 2^1127209942 is an apocalyptic number.

1127209942 is a deficient number, since it is larger than the sum of its proper divisors (572458490).

1127209942 is a wasteful number, since it uses less digits than its factorization.

1127209942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 1127209942 is about 33573.9473699474. The cubic root of 1127209942 is about 1040.7224830620.

The spelling of 1127209942 in words is "one billion, one hundred twenty-seven million, two hundred nine thousand, nine hundred forty-two".