146928973 has 2 divisors, whose sum is σ = 146928974. Its totient is φ = 146928972.

The previous prime is 146928959. The next prime is 146928989. The reversal of 146928973 is 379829641.

146928973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93741124 + 53187849 = 9682^2 + 7293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146928973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146928473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73464486 + 73464487.

It is an arithmetic number, because the mean of its divisors is an integer number (73464487).

Almost surely, 2^146928973 is an apocalyptic number.

It is an amenable number.

146928973 is a deficient number, since it is larger than the sum of its proper divisors (1).

146928973 is an equidigital number, since it uses as much as digits as its factorization.

146928973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The square root of 146928973 is about 12121.4261949657. The cubic root of 146928973 is about 527.6781941047.

The spelling of 146928973 in words is "one hundred forty-six million, nine hundred twenty-eight thousand, nine hundred seventy-three".