2381963 has 2 divisors, whose sum is σ = 2381964. Its totient is φ = 2381962.

The previous prime is 2381957. The next prime is 2381969. The reversal of 2381963 is 3691832.

It is a balanced prime because it is at equal distance from previous prime (2381957) and next prime (2381969).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2381963 is a prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (2381969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190981 + 1190982.

It is an arithmetic number, because the mean of its divisors is an integer number (1190982).

2^2381963 is an apocalyptic number.

2381963 is a deficient number, since it is larger than the sum of its proper divisors (1).

2381963 is an equidigital number, since it uses as much as digits as its factorization.

2381963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 2381963 is about 1543.3609428776. The cubic root of 2381963 is about 133.5503417524.

The spelling of 2381963 in words is "two million, three hundred eighty-one thousand, nine hundred sixty-three".