406126351 has 4 divisors (see below), whose sum is σ = 406802704. Its totient is φ = 405450000.

The previous prime is 406126327. The next prime is 406126373. The reversal of 406126351 is 153621604.

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

It is a cyclic number.

It is not a de Polignac number, because 406126351 - 2¹⁷ = 405995279 is a prime.

It is a super-2 number, since 2×406126351² = 329877225953150402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406126321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337275 + ... + 338476.

It is an arithmetic number, because the mean of its divisors is an integer number (101700676).

Almost surely, 2^406126351 is an apocalyptic number.

406126351 is a deficient number, since it is larger than the sum of its proper divisors (676353).

406126351 is an equidigital number, since it uses as much as digits as its factorization.

406126351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676352.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 406126351 is about 20152.5767831312. The cubic root of 406126351 is about 740.5488690307.

Adding to 406126351 its reverse (153621604), we get a palindrome (559747955).

The spelling of 406126351 in words is "four hundred six million, one hundred twenty-six thousand, three hundred fifty-one".