146378263 has 2 divisors, whose sum is σ = 146378264. Its totient is φ = 146378262.

The previous prime is 146378227. The next prime is 146378269. The reversal of 146378263 is 362873641.

146378263 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 not a de Polignac number, because 146378263 - 2¹³ = 146370071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146378269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73189131 + 73189132.

It is an arithmetic number, because the mean of its divisors is an integer number (73189132).

Almost surely, 2^146378263 is an apocalyptic number.

146378263 is a deficient number, since it is larger than the sum of its proper divisors (1).

146378263 is an equidigital number, since it uses as much as digits as its factorization.

146378263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 146378263 is about 12098.6884826414. The cubic root of 146378263 is about 527.0180985567.

It can be divided in two parts, 146378 and 263, that added together give a palindrome (146641).

The spelling of 146378263 in words is "one hundred forty-six million, three hundred seventy-eight thousand, two hundred sixty-three".