2013661427 has 2 divisors, whose sum is σ = 2013661428. Its totient is φ = 2013661426.

The previous prime is 2013661379. The next prime is 2013661457. The reversal of 2013661427 is 7241663102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2013661427 - 2²² = 2009467123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2013661393 and 2013661402.

It is not a weakly prime, because it can be changed into another prime (2013661457) 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, 1006830713 + 1006830714.

It is an arithmetic number, because the mean of its divisors is an integer number (1006830714).

Almost surely, 2^2013661427 is an apocalyptic number.

2013661427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013661427 is an equidigital number, since it uses as much as digits as its factorization.

2013661427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2013661427 is about 44873.8390044801. The cubic root of 2013661427 is about 1262.7832626766.

The spelling of 2013661427 in words is "two billion, thirteen million, six hundred sixty-one thousand, four hundred twenty-seven".