1123310477 has 2 divisors, whose sum is σ = 1123310478. Its totient is φ = 1123310476.

The previous prime is 1123310453. The next prime is 1123310519. The reversal of 1123310477 is 7740133211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1044970276 + 78340201 = 32326^2 + 8851^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123310477 - 2²⁴ = 1106533261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123310407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561655238 + 561655239.

It is an arithmetic number, because the mean of its divisors is an integer number (561655239).

Almost surely, 2^1123310477 is an apocalyptic number.

It is an amenable number.

1123310477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123310477 is an equidigital number, since it uses as much as digits as its factorization.

1123310477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 1123310477 is about 33515.8242774961. The cubic root of 1123310477 is about 1039.5210063094.

Adding to 1123310477 its reverse (7740133211), we get a palindrome (8863443688).

The spelling of 1123310477 in words is "one billion, one hundred twenty-three million, three hundred ten thousand, four hundred seventy-seven".