1252335315142 has 4 divisors (see below), whose sum is σ = 1878502972716. Its totient is φ = 626167657570.

The previous prime is 1252335315083. The next prime is 1252335315191. The reversal of 1252335315142 is 2415135332521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313083828784 + ... + 313083828787.

It is an arithmetic number, because the mean of its divisors is an integer number (469625743179).

Almost surely, 2^{1252335315142} is an apocalyptic number.

1252335315142 is a deficient number, since it is larger than the sum of its proper divisors (626167657574).

1252335315142 is an equidigital number, since it uses as much as digits as its factorization.

1252335315142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626167657573.

The product of its digits is 108000, while the sum is 37.

The spelling of 1252335315142 in words is "one trillion, two hundred fifty-two billion, three hundred thirty-five million, three hundred fifteen thousand, one hundred forty-two".