3154145509 has 2 divisors, whose sum is σ = 3154145510. Its totient is φ = 3154145508.

The previous prime is 3154145453. The next prime is 3154145537. The reversal of 3154145509 is 9055414513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2740836609 + 413308900 = 52353^2 + 20330^2 .

It is a cyclic number.

It is not a de Polignac number, because 3154145509 - 2¹³ = 3154137317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3154175509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577072754 + 1577072755.

It is an arithmetic number, because the mean of its divisors is an integer number (1577072755).

Almost surely, 2^3154145509 is an apocalyptic number.

It is an amenable number.

3154145509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3154145509 is an equidigital number, since it uses as much as digits as its factorization.

3154145509 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3154145509 is about 56161.7797883935. The cubic root of 3154145509 is about 1466.5399841397.

The spelling of 3154145509 in words is "three billion, one hundred fifty-four million, one hundred forty-five thousand, five hundred nine".