387104142829 has 2 divisors, whose sum is σ = 387104142830. Its totient is φ = 387104142828.

The previous prime is 387104142797. The next prime is 387104142833. The reversal of 387104142829 is 928241401783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 385297042729 + 1807100100 = 620723^2 + 42510^2 .

It is a cyclic number.

It is not a de Polignac number, because 387104142829 - 2⁵ = 387104142797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (387104142889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193552071414 + 193552071415.

It is an arithmetic number, because the mean of its divisors is an integer number (193552071415).

Almost surely, 2^387104142829 is an apocalyptic number.

It is an amenable number.

387104142829 is a deficient number, since it is larger than the sum of its proper divisors (1).

387104142829 is an equidigital number, since it uses as much as digits as its factorization.

387104142829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 387104142829 in words is "three hundred eighty-seven billion, one hundred four million, one hundred forty-two thousand, eight hundred twenty-nine".