145453103 has 2 divisors, whose sum is σ = 145453104. Its totient is φ = 145453102.

The previous prime is 145453093. The next prime is 145453123. The reversal of 145453103 is 301354541.

145453103 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 is a cyclic number.

It is not a de Polignac number, because 145453103 - 2²⁰ = 144404527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145453123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72726551 + 72726552.

It is an arithmetic number, because the mean of its divisors is an integer number (72726552).

Almost surely, 2^145453103 is an apocalyptic number.

145453103 is a deficient number, since it is larger than the sum of its proper divisors (1).

145453103 is an equidigital number, since it uses as much as digits as its factorization.

145453103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 145453103 is about 12060.3939819560. The cubic root of 145453103 is about 525.9054404082.

The spelling of 145453103 in words is "one hundred forty-five million, four hundred fifty-three thousand, one hundred three".