1121777323 has 2 divisors, whose sum is σ = 1121777324. Its totient is φ = 1121777322.

The previous prime is 1121777303. The next prime is 1121777357. The reversal of 1121777323 is 3237771211.

It is a happy number.

It is an a-pointer prime, because the next prime (1121777357) can be obtained adding 1121777323 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121777323 - 2⁵ = 1121777291 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121777303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560888661 + 560888662.

It is an arithmetic number, because the mean of its divisors is an integer number (560888662).

Almost surely, 2^1121777323 is an apocalyptic number.

1121777323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121777323 is an equidigital number, since it uses as much as digits as its factorization.

1121777323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12348, while the sum is 34.

The square root of 1121777323 is about 33492.9443763907. The cubic root of 1121777323 is about 1039.0478597638.

The spelling of 1121777323 in words is "one billion, one hundred twenty-one million, seven hundred seventy-seven thousand, three hundred twenty-three".