1275096673531 has 4 divisors (see below), whose sum is σ = 1275355161472. Its totient is φ = 1274838185592.

The previous prime is 1275096673517. The next prime is 1275096673589. The reversal of 1275096673531 is 1353766905721.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1275096673531 - 2²⁷ = 1274962455803 is a prime.

It is a super-2 number, since 2×1275096673531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1275096673031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129236571 + ... + 129246436.

It is an arithmetic number, because the mean of its divisors is an integer number (318838790368).

Almost surely, 2^{1275096673531} is an apocalyptic number.

1275096673531 is a deficient number, since it is larger than the sum of its proper divisors (258487941).

1275096673531 is an equidigital number, since it uses as much as digits as its factorization.

1275096673531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258487940.

The product of its (nonzero) digits is 7144200, while the sum is 55.

The spelling of 1275096673531 in words is "one trillion, two hundred seventy-five billion, ninety-six million, six hundred seventy-three thousand, five hundred thirty-one".