126984167 has 2 divisors, whose sum is σ = 126984168. Its totient is φ = 126984166.

The previous prime is 126984161. The next prime is 126984197. The reversal of 126984167 is 761489621.

It is a weak prime.

It is an emirp because it is prime and its reverse (761489621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126984167 - 2¹² = 126980071 is a prime.

It is a super-2 number, since 2×126984167² = 32249957337367778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126984161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63492083 + 63492084.

It is an arithmetic number, because the mean of its divisors is an integer number (63492084).

Almost surely, 2^126984167 is an apocalyptic number.

126984167 is a deficient number, since it is larger than the sum of its proper divisors (1).

126984167 is an equidigital number, since it uses as much as digits as its factorization.

126984167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 44.

The square root of 126984167 is about 11268.7251719083. The cubic root of 126984167 is about 502.6316802167.

It can be divided in two parts, 126984 and 167, that multiplied together give a triangular number (21206328 = T₆₅₁₂).

The spelling of 126984167 in words is "one hundred twenty-six million, nine hundred eighty-four thousand, one hundred sixty-seven".