3540862309 has 2 divisors, whose sum is σ = 3540862310. Its totient is φ = 3540862308.

The previous prime is 3540862279. The next prime is 3540862313. The reversal of 3540862309 is 9032680453.

3540862309 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2120326209 + 1420536100 = 46047^2 + 37690^2 .

It is an emirp because it is prime and its reverse (9032680453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3540862309 - 2²³ = 3532473701 is a prime.

It is a super-2 number, since 2×3540862309² = 25075411782593622962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3540862379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1770431154 + 1770431155.

It is an arithmetic number, because the mean of its divisors is an integer number (1770431155).

Almost surely, 2^3540862309 is an apocalyptic number.

It is an amenable number.

3540862309 is a deficient number, since it is larger than the sum of its proper divisors (1).

3540862309 is an equidigital number, since it uses as much as digits as its factorization.

3540862309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 3540862309 is about 59505.1452313159. The cubic root of 3540862309 is about 1524.1803078929.

The spelling of 3540862309 in words is "three billion, five hundred forty million, eight hundred sixty-two thousand, three hundred nine".