126646413 has 16 divisors (see below), whose sum is σ = 179130816. Its totient is φ = 79315200.

The previous prime is 126646411. The next prime is 126646427. The reversal of 126646413 is 314646621.

It is not a de Polignac number, because 126646413 - 2¹ = 126646411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126646411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29238 + ... + 33288.

It is an arithmetic number, because the mean of its divisors is an integer number (11195676).

Almost surely, 2^126646413 is an apocalyptic number.

It is an amenable number.

126646413 is a deficient number, since it is larger than the sum of its proper divisors (52484403).

126646413 is a wasteful number, since it uses less digits than its factorization.

126646413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4684.

The product of its digits is 20736, while the sum is 33.

The square root of 126646413 is about 11253.7288486972. The cubic root of 126646413 is about 502.1856492864.

The spelling of 126646413 in words is "one hundred twenty-six million, six hundred forty-six thousand, four hundred thirteen".