1244120088 has 16 divisors (see below), whose sum is σ = 3110300280. Its totient is φ = 414706688.

The previous prime is 1244120081. The next prime is 1244120123. The reversal of 1244120088 is 8800214421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244120081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25919145 + ... + 25919192.

Almost surely, 2^1244120088 is an apocalyptic number.

It is an amenable number.

1244120088 is an abundant number, since it is smaller than the sum of its proper divisors (1866180192).

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

1244120088 is a wasteful number, since it uses less digits than its factorization.

1244120088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51838346 (or 51838342 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 1244120088 is about 35272.0865274511. The cubic root of 1244120088 is about 1075.5256381617.

The spelling of 1244120088 in words is "one billion, two hundred forty-four million, one hundred twenty thousand, eighty-eight".