1341040402 has 8 divisors (see below), whose sum is σ = 2166296076. Its totient is φ = 618941712.

The previous prime is 1341040381. The next prime is 1341040433. The reversal of 1341040402 is 2040401431.

It can be written as a sum of positive squares in 2 ways, for example, as 1313990001 + 27050401 = 36249^2 + 5201^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1341040402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25789213 + ... + 25789264.

Almost surely, 2^1341040402 is an apocalyptic number.

1341040402 is a deficient number, since it is larger than the sum of its proper divisors (825255674).

1341040402 is a wasteful number, since it uses less digits than its factorization.

1341040402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51578492.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1341040402 is about 36620.2184865137. The cubic root of 1341040402 is about 1102.7590249795.

Adding to 1341040402 its reverse (2040401431), we get a palindrome (3381441833).

The spelling of 1341040402 in words is "one billion, three hundred forty-one million, forty thousand, four hundred two".