145035203 has 2 divisors, whose sum is σ = 145035204. Its totient is φ = 145035202.

The previous prime is 145035199. The next prime is 145035221. The reversal of 145035203 is 302530541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145035203 - 2² = 145035199 is a prime.

It is not a weakly prime, because it can be changed into another prime (145035283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72517601 + 72517602.

It is an arithmetic number, because the mean of its divisors is an integer number (72517602).

Almost surely, 2^145035203 is an apocalyptic number.

145035203 is a deficient number, since it is larger than the sum of its proper divisors (1).

145035203 is an equidigital number, since it uses as much as digits as its factorization.

145035203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 145035203 is about 12043.0562150976. The cubic root of 145035203 is about 525.4012992238.

Adding to 145035203 its reverse (302530541), we get a palindrome (447565744).

The spelling of 145035203 in words is "one hundred forty-five million, thirty-five thousand, two hundred three".