1127508913 has 2 divisors, whose sum is σ = 1127508914. Its totient is φ = 1127508912.

The previous prime is 1127508869. The next prime is 1127508919. The reversal of 1127508913 is 3198057211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 817502464 + 310006449 = 28592^2 + 17607^2 .

It is an emirp because it is prime and its reverse (3198057211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1127508913 - 2⁹ = 1127508401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1127508919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563754456 + 563754457.

It is an arithmetic number, because the mean of its divisors is an integer number (563754457).

Almost surely, 2^1127508913 is an apocalyptic number.

It is an amenable number.

1127508913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127508913 is an equidigital number, since it uses as much as digits as its factorization.

1127508913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 1127508913 is about 33578.3995002740. The cubic root of 1127508913 is about 1040.8144855440.

The spelling of 1127508913 in words is "one billion, one hundred twenty-seven million, five hundred eight thousand, nine hundred thirteen".