146274047 has 2 divisors, whose sum is σ = 146274048. Its totient is φ = 146274046.

The previous prime is 146273993. The next prime is 146274049. The reversal of 146274047 is 740472641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146274047 - 2⁶ = 146273983 is a prime.

Together with 146274049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 146273998 and 146274016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146274049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73137023 + 73137024.

It is an arithmetic number, because the mean of its divisors is an integer number (73137024).

Almost surely, 2^146274047 is an apocalyptic number.

146274047 is a deficient number, since it is larger than the sum of its proper divisors (1).

146274047 is an equidigital number, since it uses as much as digits as its factorization.

146274047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 146274047 is about 12094.3808026703. The cubic root of 146274047 is about 526.8929962891.

The spelling of 146274047 in words is "one hundred forty-six million, two hundred seventy-four thousand, forty-seven".