146623601 has 2 divisors, whose sum is σ = 146623602. Its totient is φ = 146623600.

The previous prime is 146623571. The next prime is 146623621. The reversal of 146623601 is 106326641.

It is a happy number.

146623601 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., 102414400 + 44209201 = 10120^2 + 6649^2 .

It is a cyclic number.

It is not a de Polignac number, because 146623601 - 2²² = 142429297 is a prime.

It is not a weakly prime, because it can be changed into another prime (146623621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73311800 + 73311801.

It is an arithmetic number, because the mean of its divisors is an integer number (73311801).

Almost surely, 2^146623601 is an apocalyptic number.

It is an amenable number.

146623601 is a deficient number, since it is larger than the sum of its proper divisors (1).

146623601 is an equidigital number, since it uses as much as digits as its factorization.

146623601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 146623601 is about 12108.8232706568. The cubic root of 146623601 is about 527.3123712950.

The spelling of 146623601 in words is "one hundred forty-six million, six hundred twenty-three thousand, six hundred one".