147261230053381 has 4 divisors (see below), whose sum is σ = 147311030945772. Its totient is φ = 147211429160992.

The previous prime is 147261230053361. The next prime is 147261230053391. The reversal of 147261230053381 is 183350032162741.

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 10590143062500 + 136671086990881 = 3254250^2 + 11690641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147261230053381 is a prime.

It is a super-2 number, since 2×147261230053381² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147261230053361) 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, 24900441760 + ... + 24900447673.

It is an arithmetic number, because the mean of its divisors is an integer number (36827757736443).

Almost surely, 2^{147261230053381} is an apocalyptic number.

It is an amenable number.

147261230053381 is a deficient number, since it is larger than the sum of its proper divisors (49800892391).

147261230053381 is an equidigital number, since it uses as much as digits as its factorization.

147261230053381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49800892390.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 147261230053381 in words is "one hundred forty-seven trillion, two hundred sixty-one billion, two hundred thirty million, fifty-three thousand, three hundred eighty-one".