1126306501 has 8 divisors (see below), whose sum is σ = 1149783800. Its totient is φ = 1102991040.

The previous prime is 1126306487. The next prime is 1126306507. The reversal of 1126306501 is 1056036211.

It can be written as a sum of positive squares in 4 ways, for example, as 151930276 + 974376225 = 12326^2 + 31215^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1126306501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126306507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26346 + ... + 54283.

It is an arithmetic number, because the mean of its divisors is an integer number (143722975).

Almost surely, 2^1126306501 is an apocalyptic number.

It is an amenable number.

1126306501 is a deficient number, since it is larger than the sum of its proper divisors (23477299).

1126306501 is an equidigital number, since it uses as much as digits as its factorization.

1126306501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80919.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1126306501 is about 33560.4901781842. The cubic root of 1126306501 is about 1040.4443678588. Note that the first 3 decimals are identical.

The spelling of 1126306501 in words is "one billion, one hundred twenty-six million, three hundred six thousand, five hundred one".