987373427 has 2 divisors, whose sum is σ = 987373428. Its totient is φ = 987373426.

The previous prime is 987373403. The next prime is 987373483. The reversal of 987373427 is 724373789.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 987373427 - 2¹⁴ = 987357043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (987379427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493686713 + 493686714.

It is an arithmetic number, because the mean of its divisors is an integer number (493686714).

Almost surely, 2^987373427 is an apocalyptic number.

987373427 is a deficient number, since it is larger than the sum of its proper divisors (1).

987373427 is an equidigital number, since it uses as much as digits as its factorization.

987373427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 50.

The square root of 987373427 is about 31422.4987389609. The cubic root of 987373427 is about 995.7733025318.

The spelling of 987373427 in words is "nine hundred eighty-seven million, three hundred seventy-three thousand, four hundred twenty-seven".