731140541149 has 2 divisors, whose sum is σ = 731140541150. Its totient is φ = 731140541148.

The previous prime is 731140541111. The next prime is 731140541167. The reversal of 731140541149 is 941145041137.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 653984368249 + 77156172900 = 808693^2 + 277770^2 .

It is a cyclic number.

It is not a de Polignac number, because 731140541149 - 2²⁵ = 731106986717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (731140541749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365570270574 + 365570270575.

It is an arithmetic number, because the mean of its divisors is an integer number (365570270575).

Almost surely, 2^731140541149 is an apocalyptic number.

It is an amenable number.

731140541149 is a deficient number, since it is larger than the sum of its proper divisors (1).

731140541149 is an equidigital number, since it uses as much as digits as its factorization.

731140541149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 731140541149 in words is "seven hundred thirty-one billion, one hundred forty million, five hundred forty-one thousand, one hundred forty-nine".