126365105 has 32 divisors (see below), whose sum is σ = 168099840. Its totient is φ = 90763200.

The previous prime is 126365081. The next prime is 126365111. The reversal of 126365105 is 501563621.

It is not a de Polignac number, because 126365105 - 2¹⁴ = 126348721 is a prime.

It is a super-2 number, since 2×126365105² = 31936279523322050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 329744 + ... + 330126.

It is an arithmetic number, because the mean of its divisors is an integer number (5253120).

Almost surely, 2^126365105 is an apocalyptic number.

It is an amenable number.

126365105 is a deficient number, since it is larger than the sum of its proper divisors (41734735).

126365105 is a wasteful number, since it uses less digits than its factorization.

126365105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 126365105 is about 11241.2234654418. The cubic root of 126365105 is about 501.8135540901.

The spelling of 126365105 in words is "one hundred twenty-six million, three hundred sixty-five thousand, one hundred five".