3055540139 has 4 divisors (see below), whose sum is σ = 3126599256. Its totient is φ = 2984481024.

The previous prime is 3055540121. The next prime is 3055540177. The reversal of 3055540139 is 9310455503.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9310455503 = 43 ⋅216522221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3055540139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3055540099 and 3055540108.

It is not an unprimeable number, because it can be changed into a prime (3055540199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35529494 + ... + 35529579.

It is an arithmetic number, because the mean of its divisors is an integer number (781649814).

Almost surely, 2^3055540139 is an apocalyptic number.

3055540139 is a deficient number, since it is larger than the sum of its proper divisors (71059117).

3055540139 is an equidigital number, since it uses as much as digits as its factorization.

3055540139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71059116.

The product of its (nonzero) digits is 40500, while the sum is 35.

The square root of 3055540139 is about 55276.9403910889. The cubic root of 3055540139 is about 1451.0955080595.

The spelling of 3055540139 in words is "three billion, fifty-five million, five hundred forty thousand, one hundred thirty-nine".