1487001190427 has 2 divisors, whose sum is σ = 1487001190428. Its totient is φ = 1487001190426.

The previous prime is 1487001190373. The next prime is 1487001190429. The reversal of 1487001190427 is 7240911007841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1487001190427 - 2¹⁶ = 1487001124891 is a prime.

It is a super-2 number, since 2×1487001190427² (a number of 25 digits) contains 22 as substring.

Together with 1487001190429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1487001190429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743500595213 + 743500595214.

It is an arithmetic number, because the mean of its divisors is an integer number (743500595214).

Almost surely, 2^{1487001190427} is an apocalyptic number.

1487001190427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1487001190427 is an equidigital number, since it uses as much as digits as its factorization.

1487001190427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 44.

The spelling of 1487001190427 in words is "one trillion, four hundred eighty-seven billion, one million, one hundred ninety thousand, four hundred twenty-seven".