154422313 has 2 divisors, whose sum is σ = 154422314. Its totient is φ = 154422312.

The previous prime is 154422311. The next prime is 154422341. The reversal of 154422313 is 313224451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116575209 + 37847104 = 10797^2 + 6152^2 .

It is a cyclic number.

It is not a de Polignac number, because 154422313 - 2¹ = 154422311 is a prime.

Together with 154422311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (154422311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77211156 + 77211157.

It is an arithmetic number, because the mean of its divisors is an integer number (77211157).

Almost surely, 2^154422313 is an apocalyptic number.

It is an amenable number.

154422313 is a deficient number, since it is larger than the sum of its proper divisors (1).

154422313 is an equidigital number, since it uses as much as digits as its factorization.

154422313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 154422313 is about 12426.6774722771. The cubic root of 154422313 is about 536.5003600185.

Adding to 154422313 its reverse (313224451), we get a palindrome (467646764).

The spelling of 154422313 in words is "one hundred fifty-four million, four hundred twenty-two thousand, three hundred thirteen".