1128414277 has 2 divisors, whose sum is σ = 1128414278. Its totient is φ = 1128414276.

The previous prime is 1128414257. The next prime is 1128414317. The reversal of 1128414277 is 7724148211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1113289956 + 15124321 = 33366^2 + 3889^2 .

It is a cyclic number.

It is not a de Polignac number, because 1128414277 - 2¹⁵ = 1128381509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1128414257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564207138 + 564207139.

It is an arithmetic number, because the mean of its divisors is an integer number (564207139).

Almost surely, 2^1128414277 is an apocalyptic number.

It is an amenable number.

1128414277 is a deficient number, since it is larger than the sum of its proper divisors (1).

1128414277 is an equidigital number, since it uses as much as digits as its factorization.

1128414277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25088, while the sum is 37.

The square root of 1128414277 is about 33591.8781404077. The cubic root of 1128414277 is about 1041.0929944610.

The spelling of 1128414277 in words is "one billion, one hundred twenty-eight million, four hundred fourteen thousand, two hundred seventy-seven".