153530323 has 2 divisors, whose sum is σ = 153530324. Its totient is φ = 153530322.

The previous prime is 153530309. The next prime is 153530369. The reversal of 153530323 is 323035351.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 153530323 - 2¹⁷ = 153399251 is a prime.

It is not a weakly prime, because it can be changed into another prime (153530423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76765161 + 76765162.

It is an arithmetic number, because the mean of its divisors is an integer number (76765162).

Almost surely, 2^153530323 is an apocalyptic number.

153530323 is a deficient number, since it is larger than the sum of its proper divisors (1).

153530323 is an equidigital number, since it uses as much as digits as its factorization.

153530323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 153530323 is about 12390.7353696219. The cubic root of 153530323 is about 535.4653685129.

Adding to 153530323 its reverse (323035351), we get a palindrome (476565674).

The spelling of 153530323 in words is "one hundred fifty-three million, five hundred thirty thousand, three hundred twenty-three".