15140791917253 has 2 divisors, whose sum is σ = 15140791917254. Its totient is φ = 15140791917252.

The previous prime is 15140791917241. The next prime is 15140791917257. The reversal of 15140791917253 is 35271919704151.

15140791917253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11705040515169 + 3435751402084 = 3421263^2 + 1853578^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15140791917253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15140791917194 and 15140791917203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15140791917257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7570395958626 + 7570395958627.

It is an arithmetic number, because the mean of its divisors is an integer number (7570395958627).

Almost surely, 2^{15140791917253} is an apocalyptic number.

It is an amenable number.

15140791917253 is a deficient number, since it is larger than the sum of its proper divisors (1).

15140791917253 is an equidigital number, since it uses as much as digits as its factorization.

15140791917253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2381400, while the sum is 55.

The spelling of 15140791917253 in words is "fifteen trillion, one hundred forty billion, seven hundred ninety-one million, nine hundred seventeen thousand, two hundred fifty-three".