1545153229 has 2 divisors, whose sum is σ = 1545153230. Its totient is φ = 1545153228.

The previous prime is 1545153227. The next prime is 1545153257. The reversal of 1545153229 is 9223515451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1526464900 + 18688329 = 39070^2 + 4323^2 .

It is an emirp because it is prime and its reverse (9223515451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1545153229 - 2¹ = 1545153227 is a prime.

Together with 1545153227, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1545153223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 772576614 + 772576615.

It is an arithmetic number, because the mean of its divisors is an integer number (772576615).

Almost surely, 2^1545153229 is an apocalyptic number.

It is an amenable number.

1545153229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1545153229 is an equidigital number, since it uses as much as digits as its factorization.

1545153229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 37.

The square root of 1545153229 is about 39308.4371223278. The cubic root of 1545153229 is about 1156.0870007617.

The spelling of 1545153229 in words is "one billion, five hundred forty-five million, one hundred fifty-three thousand, two hundred twenty-nine".