1226777023 has 2 divisors, whose sum is σ = 1226777024. Its totient is φ = 1226777022.

The previous prime is 1226776963. The next prime is 1226777051. The reversal of 1226777023 is 3207776221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1226777023 - 2⁹ = 1226776511 is a prime.

It is a super-3 number, since 3×1226777023³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1226777623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613388511 + 613388512.

It is an arithmetic number, because the mean of its divisors is an integer number (613388512).

Almost surely, 2^1226777023 is an apocalyptic number.

1226777023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226777023 is an equidigital number, since it uses as much as digits as its factorization.

1226777023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 1226777023 is about 35025.3768430834. The cubic root of 1226777023 is about 1070.5046162649.

The spelling of 1226777023 in words is "one billion, two hundred twenty-six million, seven hundred seventy-seven thousand, twenty-three".