1262555423 has 2 divisors, whose sum is σ = 1262555424. Its totient is φ = 1262555422.

The previous prime is 1262555417. The next prime is 1262555447. The reversal of 1262555423 is 3245552621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1262555423 - 2¹⁰ = 1262554399 is a prime.

It is a super-2 number, since 2×1262555423² = 3188092392293417858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1262555323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631277711 + 631277712.

It is an arithmetic number, because the mean of its divisors is an integer number (631277712).

Almost surely, 2^1262555423 is an apocalyptic number.

1262555423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1262555423 is an equidigital number, since it uses as much as digits as its factorization.

1262555423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 35.

The square root of 1262555423 is about 35532.4559100550. The cubic root of 1262555423 is about 1080.8119816777.

The spelling of 1262555423 in words is "one billion, two hundred sixty-two million, five hundred fifty-five thousand, four hundred twenty-three".