126441145 has 4 divisors (see below), whose sum is σ = 151729380. Its totient is φ = 101152912.

The previous prime is 126441137. The next prime is 126441191. The reversal of 126441145 is 541144621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87553449 + 38887696 = 9357^2 + 6236^2 .

It is a cyclic number.

It is not a de Polignac number, because 126441145 - 2³ = 126441137 is a prime.

It is a super-2 number, since 2×126441145² = 31974726297822050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12644110 + ... + 12644119.

It is an arithmetic number, because the mean of its divisors is an integer number (37932345).

Almost surely, 2^126441145 is an apocalyptic number.

It is an amenable number.

126441145 is a deficient number, since it is larger than the sum of its proper divisors (25288235).

126441145 is an equidigital number, since it uses as much as digits as its factorization.

126441145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25288234.

The product of its digits is 3840, while the sum is 28.

The square root of 126441145 is about 11244.6051509157. The cubic root of 126441145 is about 501.9141890753.

Adding to 126441145 its reverse (541144621), we get a palindrome (667585766).

The spelling of 126441145 in words is "one hundred twenty-six million, four hundred forty-one thousand, one hundred forty-five".