147146180129 has 4 divisors (see below), whose sum is σ = 158465117076. Its totient is φ = 135827243184.

The previous prime is 147146180123. The next prime is 147146180147. The reversal of 147146180129 is 921081641741.

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 8747299729 + 138398880400 = 93527^2 + 372020^2 .

It is a cyclic number.

It is not a de Polignac number, because 147146180129 - 2¹² = 147146176033 is a prime.

It is a super-2 number, since 2×147146180129² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 147146180129.

It is not an unprimeable number, because it can be changed into a prime (147146180123) 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, 5659468454 + ... + 5659468479.

It is an arithmetic number, because the mean of its divisors is an integer number (39616279269).

Almost surely, 2^147146180129 is an apocalyptic number.

It is an amenable number.

147146180129 is a deficient number, since it is larger than the sum of its proper divisors (11318936947).

147146180129 is a wasteful number, since it uses less digits than its factorization.

147146180129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11318936946.

The product of its (nonzero) digits is 96768, while the sum is 44.

The spelling of 147146180129 in words is "one hundred forty-seven billion, one hundred forty-six million, one hundred eighty thousand, one hundred twenty-nine".