126467669 has 2 divisors, whose sum is σ = 126467670. Its totient is φ = 126467668.

The previous prime is 126467633. The next prime is 126467683. The reversal of 126467669 is 966764621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64609444 + 61858225 = 8038^2 + 7865^2 .

It is a cyclic number.

It is not a de Polignac number, because 126467669 - 2⁸ = 126467413 is a prime.

It is a super-2 number, since 2×126467669² = 31988142604587122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126407669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63233834 + 63233835.

It is an arithmetic number, because the mean of its divisors is an integer number (63233835).

Almost surely, 2^126467669 is an apocalyptic number.

It is an amenable number.

126467669 is a deficient number, since it is larger than the sum of its proper divisors (1).

126467669 is an equidigital number, since it uses as much as digits as its factorization.

126467669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 47.

The square root of 126467669 is about 11245.7844990912. The cubic root of 126467669 is about 501.9492827182.

The spelling of 126467669 in words is "one hundred twenty-six million, four hundred sixty-seven thousand, six hundred sixty-nine".