1142205313525 has 12 divisors (see below), whose sum is σ = 1416530736900. Its totient is φ = 913637703680.

The previous prime is 1142205313499. The next prime is 1142205313537. The reversal of 1142205313525 is 5253135022411.

It can be written as a sum of positive squares in 6 ways, for example, as 10717839729 + 1131487473796 = 103527^2 + 1063714^2 .

It is not a de Polignac number, because 1142205313525 - 2²⁵ = 1142171759093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2979340 + ... + 3340789.

It is an arithmetic number, because the mean of its divisors is an integer number (118044228075).

Almost surely, 2^{1142205313525} is an apocalyptic number.

It is an amenable number.

1142205313525 is a deficient number, since it is larger than the sum of its proper divisors (274325423375).

1142205313525 is an equidigital number, since it uses as much as digits as its factorization.

1142205313525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6327368 (or 6327363 counting only the distinct ones).

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

The spelling of 1142205313525 in words is "one trillion, one hundred forty-two billion, two hundred five million, three hundred thirteen thousand, five hundred twenty-five".