146274049 has 2 divisors, whose sum is σ = 146274050. Its totient is φ = 146274048.

The previous prime is 146274047. The next prime is 146274059. The reversal of 146274049 is 940472641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87291649 + 58982400 = 9343^2 + 7680^2 .

It is a cyclic number.

It is not a de Polignac number, because 146274049 - 2¹ = 146274047 is a prime.

Together with 146274047, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 146273999 and 146274017.

It is not a weakly prime, because it can be changed into another prime (146274047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73137024 + 73137025.

It is an arithmetic number, because the mean of its divisors is an integer number (73137025).

Almost surely, 2^146274049 is an apocalyptic number.

It is an amenable number.

146274049 is a deficient number, since it is larger than the sum of its proper divisors (1).

146274049 is an equidigital number, since it uses as much as digits as its factorization.

146274049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 146274049 is about 12094.3808853533. The cubic root of 146274049 is about 526.8929986905.

The spelling of 146274049 in words is "one hundred forty-six million, two hundred seventy-four thousand, forty-nine".