146803049 has 2 divisors, whose sum is σ = 146803050. Its totient is φ = 146803048.

The previous prime is 146803031. The next prime is 146803051. The reversal of 146803049 is 940308641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144961600 + 1841449 = 12040^2 + 1357^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146803049 is a prime.

It is a super-2 number, since 2×146803049² = 43102270391392802, which contains 22 as substring.

Together with 146803051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146803009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73401524 + 73401525.

It is an arithmetic number, because the mean of its divisors is an integer number (73401525).

Almost surely, 2^146803049 is an apocalyptic number.

It is an amenable number.

146803049 is a deficient number, since it is larger than the sum of its proper divisors (1).

146803049 is an equidigital number, since it uses as much as digits as its factorization.

146803049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 146803049 is about 12116.2308083001. The cubic root of 146803049 is about 527.5274039206.

The spelling of 146803049 in words is "one hundred forty-six million, eight hundred three thousand, forty-nine".