1127213077 has 2 divisors, whose sum is σ = 1127213078. Its totient is φ = 1127213076.

The previous prime is 1127213053. The next prime is 1127213089. The reversal of 1127213077 is 7703127211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1126340721 + 872356 = 33561^2 + 934^2 .

It is a cyclic number.

It is not a de Polignac number, because 1127213077 - 2²⁷ = 992995349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1127213377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563606538 + 563606539.

It is an arithmetic number, because the mean of its divisors is an integer number (563606539).

Almost surely, 2^1127213077 is an apocalyptic number.

It is an amenable number.

1127213077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1127213077 is an equidigital number, since it uses as much as digits as its factorization.

1127213077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 31.

The square root of 1127213077 is about 33573.9940579014. The cubic root of 1127213077 is about 1040.7234478814.

The spelling of 1127213077 in words is "one billion, one hundred twenty-seven million, two hundred thirteen thousand, seventy-seven".