1252313345132 has 6 divisors (see below), whose sum is σ = 2191548353988. Its totient is φ = 626156672564.

The previous prime is 1252313345077. The next prime is 1252313345137. The reversal of 1252313345132 is 2315433132521.

It is a junction number, because it is equal to n+sod(n) for n = 1252313345092 and 1252313345101.

It is not an unprimeable number, because it can be changed into a prime (1252313345137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156539168138 + ... + 156539168145.

It is an arithmetic number, because the mean of its divisors is an integer number (365258058998).

Almost surely, 2^{1252313345132} is an apocalyptic number.

It is an amenable number.

1252313345132 is a deficient number, since it is larger than the sum of its proper divisors (939235008856).

1252313345132 is a wasteful number, since it uses less digits than its factorization.

1252313345132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313078336287 (or 313078336285 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

Adding to 1252313345132 its reverse (2315433132521), we get a palindrome (3567746477653).

The spelling of 1252313345132 in words is "one trillion, two hundred fifty-two billion, three hundred thirteen million, three hundred forty-five thousand, one hundred thirty-two".