1126138001 has 8 divisors (see below), whose sum is σ = 1150596480. Its totient is φ = 1101700368.

The previous prime is 1126137997. The next prime is 1126138007. The reversal of 1126138001 is 1008316211.

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

It is a cyclic number.

It is not a de Polignac number, because 1126138001 - 2² = 1126137997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126138007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159590 + ... + 166496.

It is an arithmetic number, because the mean of its divisors is an integer number (143824560).

Almost surely, 2^1126138001 is an apocalyptic number.

It is an amenable number.

1126138001 is a deficient number, since it is larger than the sum of its proper divisors (24458479).

1126138001 is an equidigital number, since it uses as much as digits as its factorization.

1126138001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10423.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1126138001 is about 33557.9796918706. The cubic root of 1126138001 is about 1040.3924803785.

The spelling of 1126138001 in words is "one billion, one hundred twenty-six million, one hundred thirty-eight thousand, one".