1241400132 has 144 divisors (see below), whose sum is σ = 3744703872. Its totient is φ = 339356160.

The previous prime is 1241400119. The next prime is 1241400217. The reversal of 1241400132 is 2310041421.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 546463 + ... + 548729.

It is an arithmetic number, because the mean of its divisors is an integer number (26004888).

Almost surely, 2^1241400132 is an apocalyptic number.

1241400132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1241400132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1872351936).

1241400132 is an abundant number, since it is smaller than the sum of its proper divisors (2503303740).

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

1241400132 is a wasteful number, since it uses less digits than its factorization.

1241400132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2378 (or 2373 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1241400132 is about 35233.5086529854. The cubic root of 1241400132 is about 1074.7412774168.

Adding to 1241400132 its reverse (2310041421), we get a palindrome (3551441553).

The spelling of 1241400132 in words is "one billion, two hundred forty-one million, four hundred thousand, one hundred thirty-two".