141878899 has 2 divisors, whose sum is σ = 141878900. Its totient is φ = 141878898.

The previous prime is 141878879. The next prime is 141878911. The reversal of 141878899 is 998878141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141878899 - 2²⁵ = 108324467 is a prime.

It is not a weakly prime, because it can be changed into another prime (141878839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70939449 + 70939450.

It is an arithmetic number, because the mean of its divisors is an integer number (70939450).

Almost surely, 2^141878899 is an apocalyptic number.

141878899 is a deficient number, since it is larger than the sum of its proper divisors (1).

141878899 is an equidigital number, since it uses as much as digits as its factorization.

141878899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 55.

The square root of 141878899 is about 11911.2929189068. The cubic root of 141878899 is about 521.5619934226.

The spelling of 141878899 in words is "one hundred forty-one million, eight hundred seventy-eight thousand, eight hundred ninety-nine".