147419 has 2 divisors, whose sum is σ = 147420. Its totient is φ = 147418.

The previous prime is 147409. The next prime is 147449. The reversal of 147419 is 914741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147419 - 2⁸ = 147163 is a prime.

It is a super-2 number, since 2×147419² = 43464723122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147409) 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, 73709 + 73710.

It is an arithmetic number, because the mean of its divisors is an integer number (73710).

147419 is a Friedman number, since it can be written as 9*(4^7-4)-1*1, using all its digits and the basic arithmetic operations.

2¹⁴⁷⁴¹⁹ is an apocalyptic number.

147419 is a deficient number, since it is larger than the sum of its proper divisors (1).

147419 is an equidigital number, since it uses as much as digits as its factorization.

147419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 26.

The square root of 147419 is about 383.9518198941. The cubic root of 147419 is about 52.8264168009.

The spelling of 147419 in words is "one hundred forty-seven thousand, four hundred nineteen".