2538514309 has 2 divisors, whose sum is σ = 2538514310. Its totient is φ = 2538514308.

The previous prime is 2538514271. The next prime is 2538514351. The reversal of 2538514309 is 9034158352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2530391809 + 8122500 = 50303^2 + 2850^2 .

It is a cyclic number.

It is not a de Polignac number, because 2538514309 - 2¹⁵ = 2538481541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2538514369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269257154 + 1269257155.

It is an arithmetic number, because the mean of its divisors is an integer number (1269257155).

Almost surely, 2^2538514309 is an apocalyptic number.

It is an amenable number.

2538514309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2538514309 is an equidigital number, since it uses as much as digits as its factorization.

2538514309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 2538514309 is about 50383.6710552139. The cubic root of 2538514309 is about 1364.1429155484.

The spelling of 2538514309 in words is "two billion, five hundred thirty-eight million, five hundred fourteen thousand, three hundred nine".