1223433315 has 56 divisors (see below), whose sum is σ = 2370585840. Its totient is φ = 602282304.

The previous prime is 1223433307. The next prime is 1223433347. The reversal of 1223433315 is 5133343221.

1223433315 is a `hidden beast` number, since 1 + 2 + 2 + 343 + 3 + 315 = 666.

It is not a de Polignac number, because 1223433315 - 2³ = 1223433307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 34476 + ... + 60294.

It is an arithmetic number, because the mean of its divisors is an integer number (42331890).

Almost surely, 2^1223433315 is an apocalyptic number.

1223433315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1223433315 is a deficient number, since it is larger than the sum of its proper divisors (1147152525).

1223433315 is an equidigital number, since it uses as much as digits as its factorization.

1223433315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25855 (or 25840 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 1223433315 is about 34977.6116251525. The cubic root of 1223433315 is about 1069.5311408427.

Adding to 1223433315 its reverse (5133343221), we get a palindrome (6356776536).

The spelling of 1223433315 in words is "one billion, two hundred twenty-three million, four hundred thirty-three thousand, three hundred fifteen".