145541003 has 2 divisors, whose sum is σ = 145541004. Its totient is φ = 145541002.

The previous prime is 145540981. The next prime is 145541009. The reversal of 145541003 is 300145541.

145541003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (300145541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145541003 - 2¹² = 145536907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145541003.

It is not a weakly prime, because it can be changed into another prime (145541009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72770501 + 72770502.

It is an arithmetic number, because the mean of its divisors is an integer number (72770502).

Almost surely, 2^145541003 is an apocalyptic number.

145541003 is a deficient number, since it is larger than the sum of its proper divisors (1).

145541003 is an equidigital number, since it uses as much as digits as its factorization.

145541003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 145541003 is about 12064.0375911218. The cubic root of 145541003 is about 526.0113572030.

Adding to 145541003 its reverse (300145541), we get a palindrome (445686544).

The spelling of 145541003 in words is "one hundred forty-five million, five hundred forty-one thousand, three".