1252013324215 has 16 divisors (see below), whose sum is σ = 1523103372000. Its totient is φ = 987820987392.

The previous prime is 1252013324213. The next prime is 1252013324269. The reversal of 1252013324215 is 5124233102521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1252013324215 - 2¹ = 1252013324213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252013324213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5472031 + ... + 5696239.

It is an arithmetic number, because the mean of its divisors is an integer number (95193960750).

Almost surely, 2^{1252013324215} is an apocalyptic number.

1252013324215 is a deficient number, since it is larger than the sum of its proper divisors (271090047785).

1252013324215 is a wasteful number, since it uses less digits than its factorization.

1252013324215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239586.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1252013324215 its reverse (5124233102521), we get a palindrome (6376246426736).

The spelling of 1252013324215 in words is "one trillion, two hundred fifty-two billion, thirteen million, three hundred twenty-four thousand, two hundred fifteen".