2381049637 has 2 divisors, whose sum is σ = 2381049638. Its totient is φ = 2381049636.

The previous prime is 2381049577. The next prime is 2381049647. The reversal of 2381049637 is 7369401832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1203118596 + 1177931041 = 34686^2 + 34321^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2381049637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2381049593 and 2381049602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2381049647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190524818 + 1190524819.

It is an arithmetic number, because the mean of its divisors is an integer number (1190524819).

Almost surely, 2^2381049637 is an apocalyptic number.

It is an amenable number.

2381049637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2381049637 is an equidigital number, since it uses as much as digits as its factorization.

2381049637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2381049637 is about 48796.0002151816. Note that the first 3 decimals coincide. The cubic root of 2381049637 is about 1335.3326962388.

The spelling of 2381049637 in words is "two billion, three hundred eighty-one million, forty-nine thousand, six hundred thirty-seven".