1245355012132 has 24 divisors (see below), whose sum is σ = 2717138208960. Its totient is φ = 485203251360.

The previous prime is 1245355012129. The next prime is 1245355012159. The reversal of 1245355012132 is 2312105535421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021679907 + ... + 2021680522.

It is an arithmetic number, because the mean of its divisors is an integer number (113214092040).

Almost surely, 2^{1245355012132} is an apocalyptic number.

It is an amenable number.

1245355012132 is an abundant number, since it is smaller than the sum of its proper divisors (1471783196828).

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

1245355012132 is a wasteful number, since it uses less digits than its factorization.

1245355012132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4043360451 (or 4043360449 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 1245355012132 in words is "one trillion, two hundred forty-five billion, three hundred fifty-five million, twelve thousand, one hundred thirty-two".