155453425147 has 2 divisors, whose sum is σ = 155453425148. Its totient is φ = 155453425146.

The previous prime is 155453425121. The next prime is 155453425181. The reversal of 155453425147 is 741524354551.

It is a weak prime.

It is an emirp because it is prime and its reverse (741524354551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 155453425147 - 2⁷ = 155453425019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155453425097 and 155453425106.

It is not a weakly prime, because it can be changed into another prime (155453425187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77726712573 + 77726712574.

It is an arithmetic number, because the mean of its divisors is an integer number (77726712574).

Almost surely, 2^155453425147 is an apocalyptic number.

155453425147 is a deficient number, since it is larger than the sum of its proper divisors (1).

155453425147 is an equidigital number, since it uses as much as digits as its factorization.

155453425147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1680000, while the sum is 46.

Adding to 155453425147 its reverse (741524354551), we get a palindrome (896977779698).

The spelling of 155453425147 in words is "one hundred fifty-five billion, four hundred fifty-three million, four hundred twenty-five thousand, one hundred forty-seven".