126501264 has 50 divisors (see below), whose sum is σ = 366135110. Its totient is φ = 42166656.

The previous prime is 126501257. The next prime is 126501341. The reversal of 126501264 is 462105621.

126501264 is a `hidden beast` number, since 1 + 2 + 650 + 1 + 2 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 105267600 + 21233664 = 10260^2 + 4608^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 47509 + ... + 50100.

Almost surely, 2^126501264 is an apocalyptic number.

It is an amenable number.

126501264 is an abundant number, since it is smaller than the sum of its proper divisors (239633846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126501264 is an equidigital number, since it uses as much as digits as its factorization.

126501264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97629 (or 97614 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 126501264 is about 11247.2780707156. The cubic root of 126501264 is about 501.9937248889.

Adding to 126501264 its reverse (462105621), we get a palindrome (588606885).

The spelling of 126501264 in words is "one hundred twenty-six million, five hundred one thousand, two hundred sixty-four".