1127660879 has 2 divisors, whose sum is σ = 1127660880. Its totient is φ = 1127660878.

The previous prime is 1127660869. The next prime is 1127660893. The reversal of 1127660879 is 9780667211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1127660879 - 2⁸ = 1127660623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1127660839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563830439 + 563830440.

It is an arithmetic number, because the mean of its divisors is an integer number (563830440).

Almost surely, 2^1127660879 is an apocalyptic number.

1127660879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127660879 is an equidigital number, since it uses as much as digits as its factorization.

1127660879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 47.

The square root of 1127660879 is about 33580.6622775668. The cubic root of 1127660879 is about 1040.8612438761.

The spelling of 1127660879 in words is "one billion, one hundred twenty-seven million, six hundred sixty thousand, eight hundred seventy-nine".