189341419 has 2 divisors, whose sum is σ = 189341420. Its totient is φ = 189341418.

The previous prime is 189341417. The next prime is 189341423. The reversal of 189341419 is 914143981.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 189341419 - 2¹ = 189341417 is a prime.

It is a super-2 number, since 2×189341419² = 71700345897867122, which contains 22 as substring.

Together with 189341417, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (189341413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94670709 + 94670710.

It is an arithmetic number, because the mean of its divisors is an integer number (94670710).

Almost surely, 2^189341419 is an apocalyptic number.

189341419 is a deficient number, since it is larger than the sum of its proper divisors (1).

189341419 is an equidigital number, since it uses as much as digits as its factorization.

189341419 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 189341419 is about 13760.1387711026. The cubic root of 189341419 is about 574.2247083634.

The spelling of 189341419 in words is "one hundred eighty-nine million, three hundred forty-one thousand, four hundred nineteen".