145048129 has 2 divisors, whose sum is σ = 145048130. Its totient is φ = 145048128.

The previous prime is 145048093. The next prime is 145048133. The reversal of 145048129 is 921840541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138697729 + 6350400 = 11777^2 + 2520^2 .

It is a cyclic number.

It is not a de Polignac number, because 145048129 - 2¹⁷ = 144917057 is a prime.

It is equal to p_8181169 and since 145048129 and 8181169 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 145048094 and 145048103.

It is not a weakly prime, because it can be changed into another prime (145042129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72524064 + 72524065.

It is an arithmetic number, because the mean of its divisors is an integer number (72524065).

Almost surely, 2^145048129 is an apocalyptic number.

It is an amenable number.

145048129 is a deficient number, since it is larger than the sum of its proper divisors (1).

145048129 is an equidigital number, since it uses as much as digits as its factorization.

145048129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 145048129 is about 12043.5928609365. The cubic root of 145048129 is about 525.4169072401.

The spelling of 145048129 in words is "one hundred forty-five million, forty-eight thousand, one hundred twenty-nine".