145727727716113 has 4 divisors (see below), whose sum is σ = 145727775284148. Its totient is φ = 145727680148080.

The previous prime is 145727727716093. The next prime is 145727727716257. The reversal of 145727727716113 is 311617727727541.

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 93885092482624 + 51842635233489 = 9689432^2 + 7200183^2 .

It is a cyclic number.

It is not a de Polignac number, because 145727727716113 - 2³⁷ = 145590288762641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145727728716113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18847078 + ... + 25429663.

It is an arithmetic number, because the mean of its divisors is an integer number (36431943821037).

Almost surely, 2^{145727727716113} is an apocalyptic number.

It is an amenable number.

145727727716113 is a deficient number, since it is larger than the sum of its proper divisors (47568035).

145727727716113 is an equidigital number, since it uses as much as digits as its factorization.

145727727716113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47568034.

The product of its digits is 24202080, while the sum is 61.

The spelling of 145727727716113 in words is "one hundred forty-five trillion, seven hundred twenty-seven billion, seven hundred twenty-seven million, seven hundred sixteen thousand, one hundred thirteen".