134472619 has 2 divisors, whose sum is σ = 134472620. Its totient is φ = 134472618.

The previous prime is 134472617. The next prime is 134472641. The reversal of 134472619 is 916274431.

It is a weak prime.

It is an emirp because it is prime and its reverse (916274431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134472619 - 2¹ = 134472617 is a prime.

It is a super-2 number, since 2×134472619² = 36165770521438322, which contains 22 as substring.

Together with 134472617, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (134472617) 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, 67236309 + 67236310.

It is an arithmetic number, because the mean of its divisors is an integer number (67236310).

Almost surely, 2^134472619 is an apocalyptic number.

134472619 is a deficient number, since it is larger than the sum of its proper divisors (1).

134472619 is an equidigital number, since it uses as much as digits as its factorization.

134472619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 134472619 is about 11596.2329659248. The cubic root of 134472619 is about 512.3239057118.

The spelling of 134472619 in words is "one hundred thirty-four million, four hundred seventy-two thousand, six hundred nineteen".