234130031477 has 2 divisors, whose sum is σ = 234130031478. Its totient is φ = 234130031476.

The previous prime is 234130031383. The next prime is 234130031489. The reversal of 234130031477 is 774130031432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161146847761 + 72983183716 = 401431^2 + 270154^2 .

It is a cyclic number.

It is not a de Polignac number, because 234130031477 - 2¹⁸ = 234129769333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234130031077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117065015738 + 117065015739.

It is an arithmetic number, because the mean of its divisors is an integer number (117065015739).

Almost surely, 2^234130031477 is an apocalyptic number.

It is an amenable number.

234130031477 is a deficient number, since it is larger than the sum of its proper divisors (1).

234130031477 is an equidigital number, since it uses as much as digits as its factorization.

234130031477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 234130031477 in words is "two hundred thirty-four billion, one hundred thirty million, thirty-one thousand, four hundred seventy-seven".