203006464143349 has 2 divisors, whose sum is σ = 203006464143350. Its totient is φ = 203006464143348.

The previous prime is 203006464143323. The next prime is 203006464143397. The reversal of 203006464143349 is 943341464600302.

203006464143349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138319944902500 + 64686519240849 = 11760950^2 + 8042793^2 .

It is a cyclic number.

It is not a de Polignac number, because 203006464143349 - 2⁹ = 203006464142837 is a prime.

It is a super-5 number, since 5×203006464143349⁵ (a number of 73 digits) contains 55555 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203006464143149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101503232071674 + 101503232071675.

It is an arithmetic number, because the mean of its divisors is an integer number (101503232071675).

Almost surely, 2^{203006464143349} is an apocalyptic number.

It is an amenable number.

203006464143349 is a deficient number, since it is larger than the sum of its proper divisors (1).

203006464143349 is an equidigital number, since it uses as much as digits as its factorization.

203006464143349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 49.

The spelling of 203006464143349 in words is "two hundred three trillion, six billion, four hundred sixty-four million, one hundred forty-three thousand, three hundred forty-nine".