1341441840 has 80 divisors (see below), whose sum is σ = 4220587008. Its totient is φ = 352374528.

The previous prime is 1341441823. The next prime is 1341441841. The reversal of 1341441840 is 481441431.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1341441798 and 1341441807.

It is not an unprimeable number, because it can be changed into a prime (1341441841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25632 + ... + 57791.

Almost surely, 2^1341441840 is an apocalyptic number.

1341441840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341441840 is an abundant number, since it is smaller than the sum of its proper divisors (2879145168).

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

1341441840 is a wasteful number, since it uses less digits than its factorization.

1341441840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83506 (or 83500 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 1341441840 is about 36625.6991742137. The cubic root of 1341441840 is about 1102.8690503030.

The spelling of 1341441840 in words is "one billion, three hundred forty-one million, four hundred forty-one thousand, eight hundred forty".