1341000000 has 294 divisors, whose sum is σ = 4836852150. Its totient is φ = 355200000.

The previous prime is 1340999987. The next prime is 1341000047. The reversal of 1341000000 is 1431.

It can be written as a sum of positive squares in 7 ways, for example, as 1258262784 + 82737216 = 35472^2 + 9096^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 8999926 + ... + 9000074.

Almost surely, 2^1341000000 is an apocalyptic number.

1341000000 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 1341000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2418426075).

1341000000 is an abundant number, since it is smaller than the sum of its proper divisors (3495852150).

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

1341000000 is an frugal number, since it uses more digits than its factorization.

1341000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1341000000 is about 36619.6668472011. Note that the first 3 decimals coincide. The cubic root of 1341000000 is about 1102.7479504641.

Adding to 1341000000 its reverse (1431), we get a palindrome (1341001431).

The spelling of 1341000000 in words is "one billion, three hundred forty-one million", and thus it is an aban number.