155253312434153 has 2 divisors, whose sum is σ = 155253312434154. Its totient is φ = 155253312434152.

The previous prime is 155253312434147. The next prime is 155253312434191. The reversal of 155253312434153 is 351434213352551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144842861764624 + 10410450669529 = 12035068^2 + 3226523^2 .

It is a cyclic number.

It is not a de Polignac number, because 155253312434153 - 2³⁸ = 154978434527209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155253312434098 and 155253312434107.

It is not a weakly prime, because it can be changed into another prime (155253312434053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77626656217076 + 77626656217077.

It is an arithmetic number, because the mean of its divisors is an integer number (77626656217077).

Almost surely, 2^{155253312434153} is an apocalyptic number.

It is an amenable number.

155253312434153 is a deficient number, since it is larger than the sum of its proper divisors (1).

155253312434153 is an equidigital number, since it uses as much as digits as its factorization.

155253312434153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240000, while the sum is 47.

The spelling of 155253312434153 in words is "one hundred fifty-five trillion, two hundred fifty-three billion, three hundred twelve million, four hundred thirty-four thousand, one hundred fifty-three".