146813629 has 2 divisors, whose sum is σ = 146813630. Its totient is φ = 146813628.

The previous prime is 146813621. The next prime is 146813633. The reversal of 146813629 is 926318641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138415225 + 8398404 = 11765^2 + 2898^2 .

It is an emirp because it is prime and its reverse (926318641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146813629 - 2³ = 146813621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146813591 and 146813600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146813621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73406814 + 73406815.

It is an arithmetic number, because the mean of its divisors is an integer number (73406815).

Almost surely, 2^146813629 is an apocalyptic number.

It is an amenable number.

146813629 is a deficient number, since it is larger than the sum of its proper divisors (1).

146813629 is an equidigital number, since it uses as much as digits as its factorization.

146813629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 40.

The square root of 146813629 is about 12116.6674048601. The cubic root of 146813629 is about 527.5400764682.

The spelling of 146813629 in words is "one hundred forty-six million, eight hundred thirteen thousand, six hundred twenty-nine".