146410391 has 2 divisors, whose sum is σ = 146410392. Its totient is φ = 146410390.

The previous prime is 146410361. The next prime is 146410417. The reversal of 146410391 is 193014641.

146410391 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146410391 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146410301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73205195 + 73205196.

It is an arithmetic number, because the mean of its divisors is an integer number (73205196).

Almost surely, 2^146410391 is an apocalyptic number.

146410391 is a deficient number, since it is larger than the sum of its proper divisors (1).

146410391 is an equidigital number, since it uses as much as digits as its factorization.

146410391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 146410391 is about 12100.0161570140. The cubic root of 146410391 is about 527.0566534588.

The spelling of 146410391 in words is "one hundred forty-six million, four hundred ten thousand, three hundred ninety-one".