147121504441 has 2 divisors, whose sum is σ = 147121504442. Its totient is φ = 147121504440.

The previous prime is 147121504429. The next prime is 147121504451. The reversal of 147121504441 is 144405121741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146998627216 + 122877225 = 383404^2 + 11085^2 .

It is an emirp because it is prime and its reverse (144405121741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147121504441 - 2⁹ = 147121503929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 147121504397 and 147121504406.

It is not a weakly prime, because it can be changed into another prime (147121504421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73560752220 + 73560752221.

It is an arithmetic number, because the mean of its divisors is an integer number (73560752221).

Almost surely, 2^147121504441 is an apocalyptic number.

It is an amenable number.

147121504441 is a deficient number, since it is larger than the sum of its proper divisors (1).

147121504441 is an equidigital number, since it uses as much as digits as its factorization.

147121504441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17920, while the sum is 34.

The spelling of 147121504441 in words is "one hundred forty-seven billion, one hundred twenty-one million, five hundred four thousand, four hundred forty-one".