154132520203 has 2 divisors, whose sum is σ = 154132520204. Its totient is φ = 154132520202.

The previous prime is 154132520153. The next prime is 154132520209. The reversal of 154132520203 is 302025231451.

It is a strong prime.

It is an emirp because it is prime and its reverse (302025231451) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154132520203 is a prime.

It is a super-2 number, since 2×154132520203² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (154132520209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77066260101 + 77066260102.

It is an arithmetic number, because the mean of its divisors is an integer number (77066260102).

Almost surely, 2^154132520203 is an apocalyptic number.

154132520203 is a deficient number, since it is larger than the sum of its proper divisors (1).

154132520203 is an equidigital number, since it uses as much as digits as its factorization.

154132520203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 154132520203 its reverse (302025231451), we get a palindrome (456157751654).

The spelling of 154132520203 in words is "one hundred fifty-four billion, one hundred thirty-two million, five hundred twenty thousand, two hundred three".