146642311 has 2 divisors, whose sum is σ = 146642312. Its totient is φ = 146642310.

The previous prime is 146642267. The next prime is 146642371. The reversal of 146642311 is 113246641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146642311 - 2²⁵ = 113087879 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146642311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146642371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73321155 + 73321156.

It is an arithmetic number, because the mean of its divisors is an integer number (73321156).

Almost surely, 2^146642311 is an apocalyptic number.

146642311 is a deficient number, since it is larger than the sum of its proper divisors (1).

146642311 is an equidigital number, since it uses as much as digits as its factorization.

146642311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 28.

The square root of 146642311 is about 12109.5958231479. The cubic root of 146642311 is about 527.3347996871.

Adding to 146642311 its reverse (113246641), we get a palindrome (259888952).

The spelling of 146642311 in words is "one hundred forty-six million, six hundred forty-two thousand, three hundred eleven".