134401219 has 2 divisors, whose sum is σ = 134401220. Its totient is φ = 134401218.

The previous prime is 134401207. The next prime is 134401229. The reversal of 134401219 is 912104431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134401219 - 2¹¹ = 134399171 is a prime.

It is a super-2 number, since 2×134401219² = 36127375337371922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134401193 and 134401202.

It is not a weakly prime, because it can be changed into another prime (134401229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67200609 + 67200610.

It is an arithmetic number, because the mean of its divisors is an integer number (67200610).

Almost surely, 2^134401219 is an apocalyptic number.

134401219 is a deficient number, since it is larger than the sum of its proper divisors (1).

134401219 is an equidigital number, since it uses as much as digits as its factorization.

134401219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 134401219 is about 11593.1539712021. The cubic root of 134401219 is about 512.2332146272.

The spelling of 134401219 in words is "one hundred thirty-four million, four hundred one thousand, two hundred nineteen".