1293080840253 has 6 divisors (see below), whose sum is σ = 1867783435934. Its totient is φ = 862053893496.

The previous prime is 1293080840237. The next prime is 1293080840273. The reversal of 1293080840253 is 3520480803921.

1293080840253 is a `hidden beast` number, since 12 + 9 + 308 + 0 + 84 + 0 + 253 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1290954984804 + 2125855449 = 1136202^2 + 46107^2 .

It is not a de Polignac number, because 1293080840253 - 2⁴ = 1293080840237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1293080840199 and 1293080840208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1293080840273) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71837824450 + ... + 71837824467.

Almost surely, 2^{1293080840253} is an apocalyptic number.

It is an amenable number.

1293080840253 is a deficient number, since it is larger than the sum of its proper divisors (574702595681).

1293080840253 is a wasteful number, since it uses less digits than its factorization.

1293080840253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143675648923 (or 143675648920 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 1293080840253 in words is "one trillion, two hundred ninety-three billion, eighty million, eight hundred forty thousand, two hundred fifty-three".