1341021140 has 36 divisors (see below), whose sum is σ = 2972179476. Its totient is φ = 508173696.

The previous prime is 1341021119. The next prime is 1341021167. The reversal of 1341021140 is 411201431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 215150224 + 1125870916 = 14668^2 + 33554^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85649 + ... + 100088.

It is an arithmetic number, because the mean of its divisors is an integer number (82560541).

Almost surely, 2^1341021140 is an apocalyptic number.

1341021140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341021140 is an abundant number, since it is smaller than the sum of its proper divisors (1631158336).

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

1341021140 is a wasteful number, since it uses less digits than its factorization.

1341021140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185784 (or 185763 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1341021140 is about 36619.9554887769. The cubic root of 1341021140 is about 1102.7537451371.

Adding to 1341021140 its reverse (411201431), we get a palindrome (1752222571).

The spelling of 1341021140 in words is "one billion, three hundred forty-one million, twenty-one thousand, one hundred forty".