2153053431493 has 2 divisors, whose sum is σ = 2153053431494. Its totient is φ = 2153053431492.

The previous prime is 2153053431413. The next prime is 2153053431497. The reversal of 2153053431493 is 3941343503512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1558108090564 + 594945340929 = 1248242^2 + 771327^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153053431493 - 2²¹ = 2153051334341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153053431497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076526715746 + 1076526715747.

It is an arithmetic number, because the mean of its divisors is an integer number (1076526715747).

Almost surely, 2^{2153053431493} is an apocalyptic number.

It is an amenable number.

2153053431493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153053431493 is an equidigital number, since it uses as much as digits as its factorization.

2153053431493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 43.

The spelling of 2153053431493 in words is "two trillion, one hundred fifty-three billion, fifty-three million, four hundred thirty-one thousand, four hundred ninety-three".