1341402320 has 40 divisors (see below), whose sum is σ = 3254363136. Its totient is φ = 513231488.

The previous prime is 1341402313. The next prime is 1341402341. The reversal of 1341402320 is 232041431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1341402292 and 1341402301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362672 + ... + 366351.

Almost surely, 2^1341402320 is an apocalyptic number.

1341402320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341402320 is an abundant number, since it is smaller than the sum of its proper divisors (1912960816).

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

1341402320 is a wasteful number, since it uses less digits than its factorization.

1341402320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729059 (or 729053 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1341402320 is about 36625.1596583551. The cubic root of 1341402320 is about 1102.8582197147.

Adding to 1341402320 its reverse (232041431), we get a palindrome (1573443751).

The spelling of 1341402320 in words is "one billion, three hundred forty-one million, four hundred two thousand, three hundred twenty".