146980549 has 2 divisors, whose sum is σ = 146980550. Its totient is φ = 146980548.

The previous prime is 146980489. The next prime is 146980571. The reversal of 146980549 is 945089641.

It is a happy number.

146980549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129549924 + 17430625 = 11382^2 + 4175^2 .

It is a cyclic number.

It is not a de Polignac number, because 146980549 - 2¹¹ = 146978501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146980499 and 146980508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146983549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73490274 + 73490275.

It is an arithmetic number, because the mean of its divisors is an integer number (73490275).

Almost surely, 2^146980549 is an apocalyptic number.

It is an amenable number.

146980549 is a deficient number, since it is larger than the sum of its proper divisors (1).

146980549 is an equidigital number, since it uses as much as digits as its factorization.

146980549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 146980549 is about 12123.5534807250. The cubic root of 146980549 is about 527.7399299356.

The spelling of 146980549 in words is "one hundred forty-six million, nine hundred eighty thousand, five hundred forty-nine".