126641153 has 2 divisors, whose sum is σ = 126641154. Its totient is φ = 126641152.

The previous prime is 126641131. The next prime is 126641159. The reversal of 126641153 is 351146621.

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., 119421184 + 7219969 = 10928^2 + 2687^2 .

It is a cyclic number.

It is not a de Polignac number, because 126641153 - 2¹⁸ = 126379009 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126641159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63320576 + 63320577.

It is an arithmetic number, because the mean of its divisors is an integer number (63320577).

Almost surely, 2^126641153 is an apocalyptic number.

It is an amenable number.

126641153 is a deficient number, since it is larger than the sum of its proper divisors (1).

126641153 is an equidigital number, since it uses as much as digits as its factorization.

126641153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 126641153 is about 11253.4951459535. The cubic root of 126641153 is about 502.1786967719.

Adding to 126641153 its reverse (351146621), we get a palindrome (477787774).

The spelling of 126641153 in words is "one hundred twenty-six million, six hundred forty-one thousand, one hundred fifty-three".