1126254621 has 16 divisors (see below), whose sum is σ = 1581440000. Its totient is φ = 710989488.

The previous prime is 1126254559. The next prime is 1126254637. The reversal of 1126254621 is 1264526211.

It is not a de Polignac number, because 1126254621 - 2⁹ = 1126254109 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 (1126254671) 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 15 ways as a sum of consecutive naturals, for example, 196620 + ... + 202266.

It is an arithmetic number, because the mean of its divisors is an integer number (98840000).

Almost surely, 2^1126254621 is an apocalyptic number.

It is an amenable number.

1126254621 is a deficient number, since it is larger than the sum of its proper divisors (455185379).

1126254621 is a wasteful number, since it uses less digits than its factorization.

1126254621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9168.

The product of its digits is 5760, while the sum is 30.

The square root of 1126254621 is about 33559.7172365918. The cubic root of 1126254621 is about 1040.4283926092.

The spelling of 1126254621 in words is "one billion, one hundred twenty-six million, two hundred fifty-four thousand, six hundred twenty-one".