141212899 has 4 divisors (see below), whose sum is σ = 141236680. Its totient is φ = 141189120.

The previous prime is 141212873. The next prime is 141212909. The reversal of 141212899 is 998212141.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 998212141 = 8971 ⋅111271.

It is a cyclic number.

It is not a de Polignac number, because 141212899 - 2⁵ = 141212867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141212849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5347 + ... + 17635.

It is an arithmetic number, because the mean of its divisors is an integer number (35309170).

Almost surely, 2^141212899 is an apocalyptic number.

141212899 is a deficient number, since it is larger than the sum of its proper divisors (23781).

141212899 is a wasteful number, since it uses less digits than its factorization.

141212899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23780.

The product of its digits is 10368, while the sum is 37.

The square root of 141212899 is about 11883.3033706962. The cubic root of 141212899 is about 520.7446174029.

It can be divided in two parts, 14121 and 2899, that added together give a triangular number (17020 = T₁₈₄).

The spelling of 141212899 in words is "one hundred forty-one million, two hundred twelve thousand, eight hundred ninety-nine".