338161429 has 2 divisors, whose sum is σ = 338161430. Its totient is φ = 338161428.

The previous prime is 338161403. The next prime is 338161441. The reversal of 338161429 is 924161833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229522500 + 108638929 = 15150^2 + 10423^2 .

It is a cyclic number.

It is not a de Polignac number, because 338161429 - 2¹³ = 338153237 is a prime.

It is a super-2 number, since 2×338161429² = 228706304126644082, which contains 22 as substring.

It is equal to p_18200998 and since 338161429 and 18200998 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338161459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169080714 + 169080715.

It is an arithmetic number, because the mean of its divisors is an integer number (169080715).

Almost surely, 2^338161429 is an apocalyptic number.

It is an amenable number.

338161429 is a deficient number, since it is larger than the sum of its proper divisors (1).

338161429 is an equidigital number, since it uses as much as digits as its factorization.

338161429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 37.

The square root of 338161429 is about 18389.1660767964. The cubic root of 338161429 is about 696.6928551264.

It can be divided in two parts, 33816 and 1429, that added together give a triangular number (35245 = T₂₆₅).

The spelling of 338161429 in words is "three hundred thirty-eight million, one hundred sixty-one thousand, four hundred twenty-nine".