1341120040 has 64 divisors (see below), whose sum is σ = 3263878800. Its totient is φ = 493012992.

The previous prime is 1341120031. The next prime is 1341120101. The reversal of 1341120040 is 400211431.

It can be written as a sum of positive squares in 8 ways, for example, as 20088324 + 1321031716 = 4482^2 + 36346^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1341119996 and 1341120023.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115626 + ... + 126694.

Almost surely, 2^1341120040 is an apocalyptic number.

1341120040 is a gapful number since it is divisible by the number (10) 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 1341120040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1631939400).

1341120040 is an abundant number, since it is smaller than the sum of its proper divisors (1922758760).

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

1341120040 is a wasteful number, since it uses less digits than its factorization.

1341120040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11326 (or 11322 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1341120040 is about 36621.3058205193. The cubic root of 1341120040 is about 1102.7808537488.

Adding to 1341120040 its reverse (400211431), we get a palindrome (1741331471).

The spelling of 1341120040 in words is "one billion, three hundred forty-one million, one hundred twenty thousand, forty".