1253535105254 has 4 divisors (see below), whose sum is σ = 1880302657884. Its totient is φ = 626767552626.

The previous prime is 1253535105247. The next prime is 1253535105287. The reversal of 1253535105254 is 4525015353521.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 313383776312 + ... + 313383776315.

It is an arithmetic number, because the mean of its divisors is an integer number (470075664471).

Almost surely, 2^{1253535105254} is an apocalyptic number.

1253535105254 is a deficient number, since it is larger than the sum of its proper divisors (626767552630).

1253535105254 is an equidigital number, since it uses as much as digits as its factorization.

1253535105254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626767552629.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 1253535105254 in words is "one trillion, two hundred fifty-three billion, five hundred thirty-five million, one hundred five thousand, two hundred fifty-four".