1122687423 has 48 divisors (see below), whose sum is σ = 1919998080. Its totient is φ = 623188800.

The previous prime is 1122687383. The next prime is 1122687427. The reversal of 1122687423 is 3247862211.

It is a happy number.

1122687423 is a `hidden beast` number, since 1 + 1 + 226 + 8 + 7 + 423 = 666.

It is not a de Polignac number, because 1122687423 - 2⁶ = 1122687359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122687427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 165268 + ... + 171926.

It is an arithmetic number, because the mean of its divisors is an integer number (39999960).

Almost surely, 2^1122687423 is an apocalyptic number.

1122687423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1122687423 is a deficient number, since it is larger than the sum of its proper divisors (797310657).

1122687423 is a wasteful number, since it uses less digits than its factorization.

1122687423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6820 (or 6817 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 1122687423 is about 33506.5280654382. The cubic root of 1122687423 is about 1039.3287776193.

The spelling of 1122687423 in words is "one billion, one hundred twenty-two million, six hundred eighty-seven thousand, four hundred twenty-three".