141998399 has 16 divisors (see below), whose sum is σ = 152865792. Its totient is φ = 131432448.

The previous prime is 141998387. The next prime is 141998401. The reversal of 141998399 is 993899141.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141998399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141998399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141998999) 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 in 15 ways as a sum of consecutive naturals, for example, 370562 + ... + 370944.

It is an arithmetic number, because the mean of its divisors is an integer number (9554112).

Almost surely, 2^141998399 is an apocalyptic number.

141998399 is a deficient number, since it is larger than the sum of its proper divisors (10867393).

141998399 is a wasteful number, since it uses less digits than its factorization.

141998399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706.

The product of its digits is 629856, while the sum is 53.

The square root of 141998399 is about 11916.3081111559. The cubic root of 141998399 is about 521.7083839201.

The spelling of 141998399 in words is "one hundred forty-one million, nine hundred ninety-eight thousand, three hundred ninety-nine".