1223500035 has 16 divisors (see below), whose sum is σ = 1959541920. Its totient is φ = 651886080.

The previous prime is 1223500021. The next prime is 1223500067. The reversal of 1223500035 is 5300053221.

It is not a de Polignac number, because 1223500035 - 2⁸ = 1223499779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1223499984 and 1223500020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24630 + ... + 55259.

It is an arithmetic number, because the mean of its divisors is an integer number (122471370).

Almost surely, 2^1223500035 is an apocalyptic number.

1223500035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1223500035 is a deficient number, since it is larger than the sum of its proper divisors (736041885).

1223500035 is a wasteful number, since it uses less digits than its factorization.

1223500035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80918.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 1223500035 is about 34978.5653650918. The cubic root of 1223500035 is about 1069.5505828015.

Adding to 1223500035 its reverse (5300053221), we get a palindrome (6523553256).

The spelling of 1223500035 in words is "one billion, two hundred twenty-three million, five hundred thousand, thirty-five".