151122313 has 2 divisors, whose sum is σ = 151122314. Its totient is φ = 151122312.

The previous prime is 151122311. The next prime is 151122359. The reversal of 151122313 is 313221151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150013504 + 1108809 = 12248^2 + 1053^2 .

It is an emirp because it is prime and its reverse (313221151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151122313 - 2¹ = 151122311 is a prime.

Together with 151122311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (151122311) 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, 75561156 + 75561157.

It is an arithmetic number, because the mean of its divisors is an integer number (75561157).

Almost surely, 2^151122313 is an apocalyptic number.

It is an amenable number.

151122313 is a deficient number, since it is larger than the sum of its proper divisors (1).

151122313 is an equidigital number, since it uses as much as digits as its factorization.

151122313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180, while the sum is 19.

The square root of 151122313 is about 12293.1815654045. The cubic root of 151122313 is about 532.6511438824.

Adding to 151122313 its reverse (313221151), we get a palindrome (464343464).

The spelling of 151122313 in words is "one hundred fifty-one million, one hundred twenty-two thousand, three hundred thirteen".