126354451 has 2 divisors, whose sum is σ = 126354452. Its totient is φ = 126354450.

The previous prime is 126354439. The next prime is 126354461. The reversal of 126354451 is 154453621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126354451 - 2²³ = 117965843 is a prime.

It is a super-2 number, since 2×126354451² = 31930894575022802, which contains 22 as substring.

It is equal to p_7182841 and since 126354451 and 7182841 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 (126354401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63177225 + 63177226.

It is an arithmetic number, because the mean of its divisors is an integer number (63177226).

Almost surely, 2^126354451 is an apocalyptic number.

126354451 is a deficient number, since it is larger than the sum of its proper divisors (1).

126354451 is an equidigital number, since it uses as much as digits as its factorization.

126354451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 31.

The square root of 126354451 is about 11240.7495746503. The cubic root of 126354451 is about 501.7994508511.

The spelling of 126354451 in words is "one hundred twenty-six million, three hundred fifty-four thousand, four hundred fifty-one".