1127639099 has 2 divisors, whose sum is σ = 1127639100. Its totient is φ = 1127639098.

The previous prime is 1127639033. The next prime is 1127639129. The reversal of 1127639099 is 9909367211.

It is a strong prime.

It is an emirp because it is prime and its reverse (9909367211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1127639099 - 2⁸ = 1127638843 is a prime.

It is not a weakly prime, because it can be changed into another prime (1127639399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563819549 + 563819550.

It is an arithmetic number, because the mean of its divisors is an integer number (563819550).

Almost surely, 2^1127639099 is an apocalyptic number.

1127639099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127639099 is an equidigital number, since it uses as much as digits as its factorization.

1127639099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 47.

The square root of 1127639099 is about 33580.3379822181. The cubic root of 1127639099 is about 1040.8545426582.

The spelling of 1127639099 in words is "one billion, one hundred twenty-seven million, six hundred thirty-nine thousand, ninety-nine".