1351110045523 has 4 divisors (see below), whose sum is σ = 1544125766320. Its totient is φ = 1158094324728.

The previous prime is 1351110045497. The next prime is 1351110045533. The reversal of 1351110045523 is 3255400111531.

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

It is a cyclic number.

It is not a de Polignac number, because 1351110045523 - 2²⁵ = 1351076491091 is a prime.

It is a super-2 number, since 2×1351110045523² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351110045533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96507860388 + ... + 96507860401.

It is an arithmetic number, because the mean of its divisors is an integer number (386031441580).

Almost surely, 2^{1351110045523} is an apocalyptic number.

1351110045523 is a deficient number, since it is larger than the sum of its proper divisors (193015720797).

1351110045523 is an equidigital number, since it uses as much as digits as its factorization.

1351110045523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193015720796.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 1351110045523 in words is "one trillion, three hundred fifty-one billion, one hundred ten million, forty-five thousand, five hundred twenty-three".