203671651441 has 2 divisors, whose sum is σ = 203671651442. Its totient is φ = 203671651440.

The previous prime is 203671651433. The next prime is 203671651489. The reversal of 203671651441 is 144156176302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199540890000 + 4130761441 = 446700^2 + 64271^2 .

It is a cyclic number.

It is not a de Polignac number, because 203671651441 - 2³ = 203671651433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203671651394 and 203671651403.

It is not a weakly prime, because it can be changed into another prime (203671651411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101835825720 + 101835825721.

It is an arithmetic number, because the mean of its divisors is an integer number (101835825721).

Almost surely, 2^203671651441 is an apocalyptic number.

It is an amenable number.

203671651441 is a deficient number, since it is larger than the sum of its proper divisors (1).

203671651441 is an equidigital number, since it uses as much as digits as its factorization.

203671651441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 203671651441 in words is "two hundred three billion, six hundred seventy-one million, six hundred fifty-one thousand, four hundred forty-one".