1223295015 has 16 divisors (see below), whose sum is σ = 1958005728. Its totient is φ = 652179456.

The previous prime is 1223295001. The next prime is 1223295019. The reversal of 1223295015 is 5105923221.

It is not a de Polignac number, because 1223295015 - 2⁷ = 1223294887 is a prime.

It is a super-3 number, since 3×1223295015³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223295019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30487 + ... + 58103.

It is an arithmetic number, because the mean of its divisors is an integer number (122375358).

Almost surely, 2^1223295015 is an apocalyptic number.

1223295015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1223295015 is a deficient number, since it is larger than the sum of its proper divisors (734710713).

1223295015 is a wasteful number, since it uses less digits than its factorization.

1223295015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30578.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1223295015 is about 34975.6345903831. The cubic root of 1223295015 is about 1069.4908384878.

The spelling of 1223295015 in words is "one billion, two hundred twenty-three million, two hundred ninety-five thousand, fifteen".