1793725987 has 2 divisors, whose sum is σ = 1793725988. Its totient is φ = 1793725986.

The previous prime is 1793725949. The next prime is 1793726003. The reversal of 1793725987 is 7895273971.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1793725987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1793825987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 896862993 + 896862994.

It is an arithmetic number, because the mean of its divisors is an integer number (896862994).

Almost surely, 2^1793725987 is an apocalyptic number.

1793725987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1793725987 is an equidigital number, since it uses as much as digits as its factorization.

1793725987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6667920, while the sum is 58.

The square root of 1793725987 is about 42352.4023757803. The cubic root of 1793725987 is about 1215.0254273893.

The spelling of 1793725987 in words is "one billion, seven hundred ninety-three million, seven hundred twenty-five thousand, nine hundred eighty-seven".