148143419 has 2 divisors, whose sum is σ = 148143420. Its totient is φ = 148143418.

The previous prime is 148143403. The next prime is 148143469. The reversal of 148143419 is 914341841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148143419 - 2⁴ = 148143403 is a prime.

It is a super-2 number, since 2×148143419² = 43892945186019122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148143469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74071709 + 74071710.

It is an arithmetic number, because the mean of its divisors is an integer number (74071710).

Almost surely, 2^148143419 is an apocalyptic number.

148143419 is a deficient number, since it is larger than the sum of its proper divisors (1).

148143419 is an equidigital number, since it uses as much as digits as its factorization.

148143419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 35.

The square root of 148143419 is about 12171.4181178694. The cubic root of 148143419 is about 529.1280536384.

The spelling of 148143419 in words is "one hundred forty-eight million, one hundred forty-three thousand, four hundred nineteen".