1127665042 has 8 divisors (see below), whose sum is σ = 1933140096. Its totient is φ = 483285012.

The previous prime is 1127665037. The next prime is 1127665043. The reversal of 1127665042 is 2405667211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1127664989 and 1127665007.

It is not an unprimeable number, because it can be changed into a prime (1127665043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40273738 + ... + 40273765.

It is an arithmetic number, because the mean of its divisors is an integer number (241642512).

Almost surely, 2^1127665042 is an apocalyptic number.

1127665042 is a deficient number, since it is larger than the sum of its proper divisors (805475054).

1127665042 is an equidigital number, since it uses as much as digits as its factorization.

1127665042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80547512.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1127665042 is about 33580.7242625885. The cubic root of 1127665042 is about 1040.8625247281.

The spelling of 1127665042 in words is "one billion, one hundred twenty-seven million, six hundred sixty-five thousand, forty-two".