1260131440375 has 8 divisors (see below), whose sum is σ = 1572644037744. Its totient is φ = 1008105152200.

The previous prime is 1260131440367. The next prime is 1260131440453. The reversal of 1260131440375 is 5730441310621.

It is a happy number.

It is not a de Polignac number, because 1260131440375 - 2³ = 1260131440367 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 5040525637 + ... + 5040525886.

It is an arithmetic number, because the mean of its divisors is an integer number (196580504718).

Almost surely, 2^{1260131440375} is an apocalyptic number.

1260131440375 is a deficient number, since it is larger than the sum of its proper divisors (312512597369).

1260131440375 is an equidigital number, since it uses as much as digits as its factorization.

1260131440375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10081051538 (or 10081051528 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

Adding to 1260131440375 its reverse (5730441310621), we get a palindrome (6990572750996).

The spelling of 1260131440375 in words is "one trillion, two hundred sixty billion, one hundred thirty-one million, four hundred forty thousand, three hundred seventy-five".