1126254672 has 80 divisors (see below), whose sum is σ = 3344280000. Its totient is φ = 362468736.

The previous prime is 1126254671. The next prime is 1126254673. The reversal of 1126254672 is 2764526211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1126254671) and next prime (1126254673).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32422 + ... + 57477.

It is an arithmetic number, because the mean of its divisors is an integer number (41803500).

Almost surely, 2^1126254672 is an apocalyptic number.

1126254672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1126254672 is an abundant number, since it is smaller than the sum of its proper divisors (2218025328).

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

1126254672 is a wasteful number, since it uses less digits than its factorization.

1126254672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89945 (or 89933 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 1126254672 is about 33559.7179964314. The cubic root of 1126254672 is about 1040.4284083137.

The spelling of 1126254672 in words is "one billion, one hundred twenty-six million, two hundred fifty-four thousand, six hundred seventy-two".