141438919 has 2 divisors, whose sum is σ = 141438920. Its totient is φ = 141438918.

The previous prime is 141438917. The next prime is 141438961. The reversal of 141438919 is 919834141.

It is a weak prime.

It is an emirp because it is prime and its reverse (919834141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141438919 - 2¹ = 141438917 is a prime.

It is a super-2 number, since 2×141438919² = 40009935615777122, which contains 22 as substring.

Together with 141438917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141438917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70719459 + 70719460.

It is an arithmetic number, because the mean of its divisors is an integer number (70719460).

Almost surely, 2^141438919 is an apocalyptic number.

141438919 is a deficient number, since it is larger than the sum of its proper divisors (1).

141438919 is an equidigital number, since it uses as much as digits as its factorization.

141438919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 40.

The square root of 141438919 is about 11892.8095503123. The cubic root of 141438919 is about 521.0222973229.

The spelling of 141438919 in words is "one hundred forty-one million, four hundred thirty-eight thousand, nine hundred nineteen".