145480193 has 2 divisors, whose sum is σ = 145480194. Its totient is φ = 145480192.

The previous prime is 145480183. The next prime is 145480199. The reversal of 145480193 is 391084541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131515024 + 13965169 = 11468^2 + 3737^2 .

It is a cyclic number.

It is not a de Polignac number, because 145480193 - 2²⁶ = 78371329 is a prime.

It is not a weakly prime, because it can be changed into another prime (145480199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72740096 + 72740097.

It is an arithmetic number, because the mean of its divisors is an integer number (72740097).

Almost surely, 2^145480193 is an apocalyptic number.

It is an amenable number.

145480193 is a deficient number, since it is larger than the sum of its proper divisors (1).

145480193 is an equidigital number, since it uses as much as digits as its factorization.

145480193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 145480193 is about 12061.5170273063. The cubic root of 145480193 is about 525.9380875724.

The spelling of 145480193 in words is "one hundred forty-five million, four hundred eighty thousand, one hundred ninety-three".