145145153 has 2 divisors, whose sum is σ = 145145154. Its totient is φ = 145145152.

The previous prime is 145145141. The next prime is 145145159. The reversal of 145145153 is 351541541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111365809 + 33779344 = 10553^2 + 5812^2 .

It is a cyclic number.

It is not a de Polignac number, because 145145153 - 2⁶ = 145145089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (145145159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72572576 + 72572577.

It is an arithmetic number, because the mean of its divisors is an integer number (72572577).

Almost surely, 2^145145153 is an apocalyptic number.

It is an amenable number.

145145153 is a deficient number, since it is larger than the sum of its proper divisors (1).

145145153 is an equidigital number, since it uses as much as digits as its factorization.

145145153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 29.

The square root of 145145153 is about 12047.6202214379. The cubic root of 145145153 is about 525.5340331625.

Adding to 145145153 its reverse (351541541), we get a palindrome (496686694).

The spelling of 145145153 in words is "one hundred forty-five million, one hundred forty-five thousand, one hundred fifty-three".