1253161822595 has 8 divisors (see below), whose sum is σ = 1517590464720. Its totient is φ = 993331939680.

The previous prime is 1253161822487. The next prime is 1253161822597. The reversal of 1253161822595 is 5952281613521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1253161822595 - 2²⁴ = 1253145045379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1253161822597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1149689201 + ... + 1149690290.

It is an arithmetic number, because the mean of its divisors is an integer number (189698808090).

Almost surely, 2^{1253161822595} is an apocalyptic number.

1253161822595 is a deficient number, since it is larger than the sum of its proper divisors (264428642125).

1253161822595 is a wasteful number, since it uses less digits than its factorization.

1253161822595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299379605.

The product of its digits is 1296000, while the sum is 50.

The spelling of 1253161822595 in words is "one trillion, two hundred fifty-three billion, one hundred sixty-one million, eight hundred twenty-two thousand, five hundred ninety-five".