1481481487 has 2 divisors, whose sum is σ = 1481481488. Its totient is φ = 1481481486.

The previous prime is 1481481481. The next prime is 1481481499. The reversal of 1481481487 is 7841841841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1481481487 - 2²³ = 1473092879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481481481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740740743 + 740740744.

It is an arithmetic number, because the mean of its divisors is an integer number (740740744).

Almost surely, 2^1481481487 is an apocalyptic number.

1481481487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481481487 is an equidigital number, since it uses as much as digits as its factorization.

1481481487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 229376, while the sum is 46.

The square root of 1481481487 is about 38490.0180176627. The cubic root of 1481481487 is about 1139.9839658666.

The spelling of 1481481487 in words is "one billion, four hundred eighty-one million, four hundred eighty-one thousand, four hundred eighty-seven".