115641419 has 2 divisors, whose sum is σ = 115641420. Its totient is φ = 115641418.

The previous prime is 115641403. The next prime is 115641437. The reversal of 115641419 is 914146511.

It is a weak prime.

It is an emirp because it is prime and its reverse (914146511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115641419 - 2⁴ = 115641403 is a prime.

It is a super-2 number, since 2×115641419² = 26745875576667122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (115641469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57820709 + 57820710.

It is an arithmetic number, because the mean of its divisors is an integer number (57820710).

Almost surely, 2^115641419 is an apocalyptic number.

115641419 is a deficient number, since it is larger than the sum of its proper divisors (1).

115641419 is an equidigital number, since it uses as much as digits as its factorization.

115641419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 32.

The square root of 115641419 is about 10753.6700246939. The cubic root of 115641419 is about 487.1968489127.

The spelling of 115641419 in words is "one hundred fifteen million, six hundred forty-one thousand, four hundred nineteen".