1341038340 has 36 divisors (see below), whose sum is σ = 4067816844. Its totient is φ = 357610176.

The previous prime is 1341038287. The next prime is 1341038341. The reversal of 1341038340 is 438301431.

It can be written as a sum of positive squares in 2 ways, for example, as 194267844 + 1146770496 = 13938^2 + 33864^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1341038341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3724927 + ... + 3725286.

Almost surely, 2^1341038340 is an apocalyptic number.

1341038340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341038340 is an abundant number, since it is smaller than the sum of its proper divisors (2726778504).

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

1341038340 is a wasteful number, since it uses less digits than its factorization.

1341038340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7450228 (or 7450223 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1341038340 is about 36620.1903326567. The cubic root of 1341038340 is about 1102.7584597740.

Adding to 1341038340 its reverse (438301431), we get a palindrome (1779339771).

The spelling of 1341038340 in words is "one billion, three hundred forty-one million, thirty-eight thousand, three hundred forty".