1354258390085 has 4 divisors (see below), whose sum is σ = 1625110068108. Its totient is φ = 1083406712064.

The previous prime is 1354258390073. The next prime is 1354258390153. The reversal of 1354258390085 is 5800938524531.

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

It can be written as a sum of positive squares in 2 ways, for example, as 214347702529 + 1139910687556 = 462977^2 + 1067666^2 .

It is a cyclic number.

It is not a de Polignac number, because 1354258390085 - 2⁶ = 1354258390021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135425839004 + ... + 135425839013.

It is an arithmetic number, because the mean of its divisors is an integer number (406277517027).

Almost surely, 2^{1354258390085} is an apocalyptic number.

It is an amenable number.

1354258390085 is a deficient number, since it is larger than the sum of its proper divisors (270851678023).

1354258390085 is an equidigital number, since it uses as much as digits as its factorization.

1354258390085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270851678022.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 1354258390085 in words is "one trillion, three hundred fifty-four billion, two hundred fifty-eight million, three hundred ninety thousand, eighty-five".