126502066 has 8 divisors (see below), whose sum is σ = 200915100. Its totient is φ = 59530368.

The previous prime is 126502039. The next prime is 126502069. The reversal of 126502066 is 660205621.

It can be written as a sum of positive squares in 2 ways, for example, as 122213025 + 4289041 = 11055^2 + 2071^2 .

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

It is not an unprimeable number, because it can be changed into a prime (126502069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1860291 + ... + 1860358.

Almost surely, 2^126502066 is an apocalyptic number.

126502066 is a deficient number, since it is larger than the sum of its proper divisors (74413034).

126502066 is a wasteful number, since it uses less digits than its factorization.

126502066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720668.

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

The square root of 126502066 is about 11247.3137237298. The cubic root of 126502066 is about 501.9947857429.

Adding to 126502066 its reverse (660205621), we get a palindrome (786707687).

The spelling of 126502066 in words is "one hundred twenty-six million, five hundred two thousand, sixty-six".