1245115132000 has 96 divisors (see below), whose sum is σ = 3061806943104. Its totient is φ = 497629440000.

The previous prime is 1245115131991. The next prime is 1245115132031. The reversal of 1245115132000 is 2315115421.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4674409 + ... + 4933591.

It is an arithmetic number, because the mean of its divisors is an integer number (31893822324).

Almost surely, 2^{1245115132000} is an apocalyptic number.

1245115132000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1245115132000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1530903471552).

1245115132000 is an abundant number, since it is smaller than the sum of its proper divisors (1816691811104).

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

1245115132000 is a wasteful number, since it uses less digits than its factorization.

1245115132000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260409 (or 260391 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 1245115132000 in words is "one trillion, two hundred forty-five billion, one hundred fifteen million, one hundred thirty-two thousand".