1127064977 has 2 divisors, whose sum is σ = 1127064978. Its totient is φ = 1127064976.

The previous prime is 1127064973. The next prime is 1127065003. The reversal of 1127064977 is 7794607211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872375296 + 254689681 = 29536^2 + 15959^2 .

It is a cyclic number.

It is not a de Polignac number, because 1127064977 - 2² = 1127064973 is a prime.

It is not a weakly prime, because it can be changed into another prime (1127064973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563532488 + 563532489.

It is an arithmetic number, because the mean of its divisors is an integer number (563532489).

Almost surely, 2^1127064977 is an apocalyptic number.

It is an amenable number.

1127064977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127064977 is an equidigital number, since it uses as much as digits as its factorization.

1127064977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 1127064977 is about 33571.7884093177. The cubic root of 1127064977 is about 1040.6778670602.

The spelling of 1127064977 in words is "one billion, one hundred twenty-seven million, sixty-four thousand, nine hundred seventy-seven".