1341304040 has 16 divisors (see below), whose sum is σ = 3017934180. Its totient is φ = 536521600.

The previous prime is 1341304039. The next prime is 1341304049. The reversal of 1341304040 is 404031431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1198405924 + 142898116 = 34618^2 + 11954^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1341304049) 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, 16766261 + ... + 16766340.

Almost surely, 2^1341304040 is an apocalyptic number.

1341304040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341304040 is an abundant number, since it is smaller than the sum of its proper divisors (1676630140).

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

1341304040 is a wasteful number, since it uses less digits than its factorization.

1341304040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33532612 (or 33532608 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1341304040 is about 36623.8179331429. The cubic root of 1341304040 is about 1102.8312848293.

Adding to 1341304040 its reverse (404031431), we get a palindrome (1745335471).

The spelling of 1341304040 in words is "one billion, three hundred forty-one million, three hundred four thousand, forty".