153234139 has 2 divisors, whose sum is σ = 153234140. Its totient is φ = 153234138.

The previous prime is 153234113. The next prime is 153234197. The reversal of 153234139 is 931432351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 153234139 - 2⁹ = 153233627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 153234139.

It is not a weakly prime, because it can be changed into another prime (153234239) 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, 76617069 + 76617070.

It is an arithmetic number, because the mean of its divisors is an integer number (76617070).

Almost surely, 2^153234139 is an apocalyptic number.

153234139 is a deficient number, since it is larger than the sum of its proper divisors (1).

153234139 is an equidigital number, since it uses as much as digits as its factorization.

153234139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 153234139 is about 12378.7777668072. Note that the first 4 decimals coincide. The cubic root of 153234139 is about 535.1208147103.

The spelling of 153234139 in words is "one hundred fifty-three million, two hundred thirty-four thousand, one hundred thirty-nine".