4121132240 has 40 divisors (see below), whose sum is σ = 9584603808. Its totient is φ = 1647941760.

The previous prime is 4121132237. The next prime is 4121132263. The reversal of 4121132240 is 422311214.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352895 + ... + 364385.

Almost surely, 2^4121132240 is an apocalyptic number.

4121132240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4121132240 is an abundant number, since it is smaller than the sum of its proper divisors (5463471568).

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

4121132240 is a wasteful number, since it uses less digits than its factorization.

4121132240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15987 (or 15981 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4121132240 is about 64196.0453610657. The cubic root of 4121132240 is about 1603.2657568184.

Adding to 4121132240 its reverse (422311214), we get a palindrome (4543443454).

The spelling of 4121132240 in words is "four billion, one hundred twenty-one million, one hundred thirty-two thousand, two hundred forty".