3155254643 has 2 divisors, whose sum is σ = 3155254644. Its totient is φ = 3155254642.

The previous prime is 3155254639. The next prime is 3155254673. The reversal of 3155254643 is 3464525513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3155254643 - 2² = 3155254639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3155254597 and 3155254606.

It is not a weakly prime, because it can be changed into another prime (3155254673) 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, 1577627321 + 1577627322.

It is an arithmetic number, because the mean of its divisors is an integer number (1577627322).

Almost surely, 2^3155254643 is an apocalyptic number.

3155254643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3155254643 is an equidigital number, since it uses as much as digits as its factorization.

3155254643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 38.

The square root of 3155254643 is about 56171.6533760579. The cubic root of 3155254643 is about 1466.7118636267.

The spelling of 3155254643 in words is "three billion, one hundred fifty-five million, two hundred fifty-four thousand, six hundred forty-three".