234475155121 has 2 divisors, whose sum is σ = 234475155122. Its totient is φ = 234475155120.

The previous prime is 234475155113. The next prime is 234475155203. The reversal of 234475155121 is 121551574432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142204410000 + 92270745121 = 377100^2 + 303761^2 .

It is a cyclic number.

It is not a de Polignac number, because 234475155121 - 2³ = 234475155113 is a prime.

It is not a weakly prime, because it can be changed into another prime (234475155221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117237577560 + 117237577561.

It is an arithmetic number, because the mean of its divisors is an integer number (117237577561).

Almost surely, 2^234475155121 is an apocalyptic number.

It is an amenable number.

234475155121 is a deficient number, since it is larger than the sum of its proper divisors (1).

234475155121 is an equidigital number, since it uses as much as digits as its factorization.

234475155121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168000, while the sum is 40.

The spelling of 234475155121 in words is "two hundred thirty-four billion, four hundred seventy-five million, one hundred fifty-five thousand, one hundred twenty-one".