145242055003 has 2 divisors, whose sum is σ = 145242055004. Its totient is φ = 145242055002.

The previous prime is 145242054961. The next prime is 145242055019. The reversal of 145242055003 is 300550242541.

It is a strong prime.

It is an emirp because it is prime and its reverse (300550242541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145242055003 - 2⁹ = 145242054491 is a prime.

It is not a weakly prime, because it can be changed into another prime (145242055403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72621027501 + 72621027502.

It is an arithmetic number, because the mean of its divisors is an integer number (72621027502).

Almost surely, 2^145242055003 is an apocalyptic number.

145242055003 is a deficient number, since it is larger than the sum of its proper divisors (1).

145242055003 is an equidigital number, since it uses as much as digits as its factorization.

145242055003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 145242055003 its reverse (300550242541), we get a palindrome (445792297544).

The spelling of 145242055003 in words is "one hundred forty-five billion, two hundred forty-two million, fifty-five thousand, three".