126440355 has 16 divisors (see below), whose sum is σ = 202444704. Its totient is φ = 67388160.

The previous prime is 126440317. The next prime is 126440371. The reversal of 126440355 is 553044621.

It is not a de Polignac number, because 126440355 - 2¹⁰ = 126439331 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37645 + ... + 40865.

It is an arithmetic number, because the mean of its divisors is an integer number (12652794).

Almost surely, 2^126440355 is an apocalyptic number.

126440355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

126440355 is a deficient number, since it is larger than the sum of its proper divisors (76004349).

126440355 is a wasteful number, since it uses less digits than its factorization.

126440355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5846.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 126440355 is about 11244.5700229044. The cubic root of 126440355 is about 501.9131437588.

Adding to 126440355 its reverse (553044621), we get a palindrome (679484976).

The spelling of 126440355 in words is "one hundred twenty-six million, four hundred forty thousand, three hundred fifty-five".