146120789 has 2 divisors, whose sum is σ = 146120790. Its totient is φ = 146120788.

The previous prime is 146120783. The next prime is 146120801. The reversal of 146120789 is 987021641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140019889 + 6100900 = 11833^2 + 2470^2 .

It is a cyclic number.

It is not a de Polignac number, because 146120789 - 2¹⁶ = 146055253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146120783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73060394 + 73060395.

It is an arithmetic number, because the mean of its divisors is an integer number (73060395).

Almost surely, 2^146120789 is an apocalyptic number.

It is an amenable number.

146120789 is a deficient number, since it is larger than the sum of its proper divisors (1).

146120789 is an equidigital number, since it uses as much as digits as its factorization.

146120789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 146120789 is about 12088.0432246084. The cubic root of 146120789 is about 526.7089153649.

The spelling of 146120789 in words is "one hundred forty-six million, one hundred twenty thousand, seven hundred eighty-nine".