1252343513330 has 128 divisors (see below), whose sum is σ = 2985783897600. Its totient is φ = 366916055040.

The previous prime is 1252343513327. The next prime is 1252343513339. The reversal of 1252343513330 is 333153432521.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1252343513339) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 280121 + ... + 1607219.

It is an arithmetic number, because the mean of its divisors is an integer number (23326436700).

Almost surely, 2^{1252343513330} is an apocalyptic number.

1252343513330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252343513330 is an abundant number, since it is smaller than the sum of its proper divisors (1733440384270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252343513330 is a wasteful number, since it uses less digits than its factorization.

1252343513330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327204.

The product of its (nonzero) digits is 97200, while the sum is 35.

Adding to 1252343513330 its reverse (333153432521), we get a palindrome (1585496945851).

The spelling of 1252343513330 in words is "one trillion, two hundred fifty-two billion, three hundred forty-three million, five hundred thirteen thousand, three hundred thirty".