145231104503 has 2 divisors, whose sum is σ = 145231104504. Its totient is φ = 145231104502.

The previous prime is 145231104461. The next prime is 145231104511. The reversal of 145231104503 is 305401132541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145231104503 - 2⁶ = 145231104439 is a prime.

It is a super-2 number, since 2×145231104503² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145231104563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72615552251 + 72615552252.

It is an arithmetic number, because the mean of its divisors is an integer number (72615552252).

Almost surely, 2^145231104503 is an apocalyptic number.

145231104503 is a deficient number, since it is larger than the sum of its proper divisors (1).

145231104503 is an equidigital number, since it uses as much as digits as its factorization.

145231104503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 145231104503 in words is "one hundred forty-five billion, two hundred thirty-one million, one hundred four thousand, five hundred three".