1127774042 has 12 divisors (see below), whose sum is σ = 1768411050. Its totient is φ = 539369688.

The previous prime is 1127774041. The next prime is 1127774107. The reversal of 1127774042 is 2404777211.

It can be written as a sum of positive squares in only one way, i.e., 870781081 + 256992961 = 29509^2 + 16031^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1127773993 and 1127774011.

It is not an unprimeable number, because it can be changed into a prime (1127774041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 531917 + ... + 534032.

Almost surely, 2^1127774042 is an apocalyptic number.

1127774042 is a deficient number, since it is larger than the sum of its proper divisors (640637008).

1127774042 is a wasteful number, since it uses less digits than its factorization.

1127774042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065997 (or 1065974 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 1127774042 is about 33582.3471782423. The cubic root of 1127774042 is about 1040.8960602065.

The spelling of 1127774042 in words is "one billion, one hundred twenty-seven million, seven hundred seventy-four thousand, forty-two".