126036377 has 2 divisors, whose sum is σ = 126036378. Its totient is φ = 126036376.

The previous prime is 126036293. The next prime is 126036433. The reversal of 126036377 is 773630621.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108764041 + 17272336 = 10429^2 + 4156^2 .

It is a cyclic number.

It is not a de Polignac number, because 126036377 - 2⁸ = 126036121 is a prime.

It is a super-2 number, since 2×126036377² = 31770336654572258, which contains 22 as substring.

It is equal to p_7165772 and since 126036377 and 7165772 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (126036277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63018188 + 63018189.

It is an arithmetic number, because the mean of its divisors is an integer number (63018189).

Almost surely, 2^126036377 is an apocalyptic number.

It is an amenable number.

126036377 is a deficient number, since it is larger than the sum of its proper divisors (1).

126036377 is an equidigital number, since it uses as much as digits as its factorization.

126036377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 126036377 is about 11226.5924037528. The cubic root of 126036377 is about 501.3780345524.

Adding to 126036377 its reverse (773630621), we get a palindrome (899666998).

The spelling of 126036377 in words is "one hundred twenty-six million, thirty-six thousand, three hundred seventy-seven".