141544987 has 2 divisors, whose sum is σ = 141544988. Its totient is φ = 141544986.

The previous prime is 141544973. The next prime is 141545021. The reversal of 141544987 is 789445141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 141544987 - 2⁷ = 141544859 is a prime.

It is not a weakly prime, because it can be changed into another prime (141541987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70772493 + 70772494.

It is an arithmetic number, because the mean of its divisors is an integer number (70772494).

Almost surely, 2^141544987 is an apocalyptic number.

141544987 is a deficient number, since it is larger than the sum of its proper divisors (1).

141544987 is an equidigital number, since it uses as much as digits as its factorization.

141544987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 43.

The square root of 141544987 is about 11897.2680477494. The cubic root of 141544987 is about 521.1525066144.

The spelling of 141544987 in words is "one hundred forty-one million, five hundred forty-four thousand, nine hundred eighty-seven".