151640329 has 2 divisors, whose sum is σ = 151640330. Its totient is φ = 151640328.

The previous prime is 151640303. The next prime is 151640341. The reversal of 151640329 is 923046151.

151640329 is nontrivially palindromic in base 16.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150921225 + 719104 = 12285^2 + 848^2 .

It is a cyclic number.

It is not a de Polignac number, because 151640329 - 2⁷ = 151640201 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151640329.

It is not a weakly prime, because it can be changed into another prime (151640399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75820164 + 75820165.

It is an arithmetic number, because the mean of its divisors is an integer number (75820165).

Almost surely, 2^151640329 is an apocalyptic number.

It is an amenable number.

151640329 is a deficient number, since it is larger than the sum of its proper divisors (1).

151640329 is an equidigital number, since it uses as much as digits as its factorization.

151640329 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 31.

The square root of 151640329 is about 12314.2327816231. The cubic root of 151640329 is about 533.2590557582.

The spelling of 151640329 in words is "one hundred fifty-one million, six hundred forty thousand, three hundred twenty-nine".