145460243 has 2 divisors, whose sum is σ = 145460244. Its totient is φ = 145460242.

The previous prime is 145460213. The next prime is 145460291. The reversal of 145460243 is 342064541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145460243 - 2²² = 141265939 is a prime.

It is not a weakly prime, because it can be changed into another prime (145460213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72730121 + 72730122.

It is an arithmetic number, because the mean of its divisors is an integer number (72730122).

Almost surely, 2^145460243 is an apocalyptic number.

145460243 is a deficient number, since it is larger than the sum of its proper divisors (1).

145460243 is an equidigital number, since it uses as much as digits as its factorization.

145460243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 145460243 is about 12060.6899885537. The cubic root of 145460243 is about 525.9140454805.

The spelling of 145460243 in words is "one hundred forty-five million, four hundred sixty thousand, two hundred forty-three".