2381738263 has 2 divisors, whose sum is σ = 2381738264. Its totient is φ = 2381738262.

The previous prime is 2381738243. The next prime is 2381738273. The reversal of 2381738263 is 3628371832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2381738263 - 2²⁹ = 1844867351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2381738213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190869131 + 1190869132.

It is an arithmetic number, because the mean of its divisors is an integer number (1190869132).

Almost surely, 2^2381738263 is an apocalyptic number.

2381738263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2381738263 is an equidigital number, since it uses as much as digits as its factorization.

2381738263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 2381738263 is about 48803.0558776804. The cubic root of 2381738263 is about 1335.4614148462.

The spelling of 2381738263 in words is "two billion, three hundred eighty-one million, seven hundred thirty-eight thousand, two hundred sixty-three".