126540341 has 4 divisors (see below), whose sum is σ = 127768992. Its totient is φ = 125311692.

The previous prime is 126540329. The next prime is 126540343. The reversal of 126540341 is 143045621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 126540341 - 2⁶ = 126540277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126540341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126540343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 614171 + ... + 614376.

It is an arithmetic number, because the mean of its divisors is an integer number (31942248).

Almost surely, 2^126540341 is an apocalyptic number.

It is an amenable number.

126540341 is a deficient number, since it is larger than the sum of its proper divisors (1228651).

126540341 is a wasteful number, since it uses less digits than its factorization.

126540341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228650.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 126540341 is about 11249.0151124443. The cubic root of 126540341 is about 502.0454091926.

Adding to 126540341 its reverse (143045621), we get a palindrome (269585962).

The spelling of 126540341 in words is "one hundred twenty-six million, five hundred forty thousand, three hundred forty-one".