145332029 has 2 divisors, whose sum is σ = 145332030. Its totient is φ = 145332028.

The previous prime is 145332023. The next prime is 145332043. The reversal of 145332029 is 920233541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134606404 + 10725625 = 11602^2 + 3275^2 .

It is a cyclic number.

It is not a de Polignac number, because 145332029 - 2⁴ = 145332013 is a prime.

It is a super-2 number, since 2×145332029² = 42242797306513682, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145331992 and 145332010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145332023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72666014 + 72666015.

It is an arithmetic number, because the mean of its divisors is an integer number (72666015).

Almost surely, 2^145332029 is an apocalyptic number.

It is an amenable number.

145332029 is a deficient number, since it is larger than the sum of its proper divisors (1).

145332029 is an equidigital number, since it uses as much as digits as its factorization.

145332029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 145332029 is about 12055.3734492134. The cubic root of 145332029 is about 525.7594800740.

The spelling of 145332029 in words is "one hundred forty-five million, three hundred thirty-two thousand, twenty-nine".