2134748641 has 2 divisors, whose sum is σ = 2134748642. Its totient is φ = 2134748640.

The previous prime is 2134748639. The next prime is 2134748647. The reversal of 2134748641 is 1468474312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1421591616 + 713157025 = 37704^2 + 26705^2 .

It is a cyclic number.

It is not a de Polignac number, because 2134748641 - 2¹ = 2134748639 is a prime.

Together with 2134748639, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2134748594 and 2134748603.

It is not a weakly prime, because it can be changed into another prime (2134748647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067374320 + 1067374321.

It is an arithmetic number, because the mean of its divisors is an integer number (1067374321).

Almost surely, 2^2134748641 is an apocalyptic number.

It is an amenable number.

2134748641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134748641 is an equidigital number, since it uses as much as digits as its factorization.

2134748641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 40.

The square root of 2134748641 is about 46203.3401498203. The cubic root of 2134748641 is about 1287.6037966527.

The spelling of 2134748641 in words is "two billion, one hundred thirty-four million, seven hundred forty-eight thousand, six hundred forty-one".