152138347 has 2 divisors, whose sum is σ = 152138348. Its totient is φ = 152138346.

The previous prime is 152138323. The next prime is 152138369. The reversal of 152138347 is 743831251.

It is a strong prime.

It is an emirp because it is prime and its reverse (743831251) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152138347 is a prime.

It is not a weakly prime, because it can be changed into another prime (152138047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76069173 + 76069174.

It is an arithmetic number, because the mean of its divisors is an integer number (76069174).

Almost surely, 2^152138347 is an apocalyptic number.

152138347 is a deficient number, since it is larger than the sum of its proper divisors (1).

152138347 is an equidigital number, since it uses as much as digits as its factorization.

152138347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 34.

The square root of 152138347 is about 12334.4374415698. The cubic root of 152138347 is about 533.8421952784.

Adding to 152138347 its reverse (743831251), we get a palindrome (895969598).

The spelling of 152138347 in words is "one hundred fifty-two million, one hundred thirty-eight thousand, three hundred forty-seven".