1340025300 has 108 divisors (see below), whose sum is σ = 4313861916. Its totient is φ = 347673600.

The previous prime is 1340025283. The next prime is 1340025329. The reversal of 1340025300 is 35200431.

1340025300 is a `hidden beast` number, since 1 + 340 + 0 + 25 + 300 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 37970244 + 1302055056 = 6162^2 + 36084^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13180 + ... + 53420.

Almost surely, 2^1340025300 is an apocalyptic number.

1340025300 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 1340025300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2156930958).

1340025300 is an abundant number, since it is smaller than the sum of its proper divisors (2973836616).

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

1340025300 is a wasteful number, since it uses less digits than its factorization.

1340025300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40298 (or 40288 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 1340025300 is about 36606.3560054808. The cubic root of 1340025300 is about 1102.4807098604.

Adding to 1340025300 its reverse (35200431), we get a palindrome (1375225731).

The spelling of 1340025300 in words is "one billion, three hundred forty million, twenty-five thousand, three hundred".