126213370 has 8 divisors (see below), whose sum is σ = 227184084. Its totient is φ = 50485344.

The previous prime is 126213359. The next prime is 126213383. The reversal of 126213370 is 73312621.

It can be written as a sum of positive squares in 2 ways, for example, as 122257249 + 3956121 = 11057^2 + 1989^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 6310659 + ... + 6310678.

Almost surely, 2^126213370 is an apocalyptic number.

126213370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126213370 is a deficient number, since it is larger than the sum of its proper divisors (100970714).

126213370 is a wasteful number, since it uses less digits than its factorization.

126213370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12621344.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 126213370 is about 11234.4723952663. The cubic root of 126213370 is about 501.6126199886.

Adding to 126213370 its reverse (73312621), we get a palindrome (199525991).

The spelling of 126213370 in words is "one hundred twenty-six million, two hundred thirteen thousand, three hundred seventy".