1353340042 has 8 divisors (see below), whose sum is σ = 2100010500. Its totient is φ = 653336544.

The previous prime is 1353340039. The next prime is 1353340057. The reversal of 1353340042 is 2400433531.

It can be written as a sum of positive squares in 2 ways, for example, as 1210274521 + 143065521 = 34789^2 + 11961^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1353339989 and 1353340016.

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, 11666667 + ... + 11666782.

Almost surely, 2^1353340042 is an apocalyptic number.

1353340042 is a deficient number, since it is larger than the sum of its proper divisors (746670458).

1353340042 is a wasteful number, since it uses less digits than its factorization.

1353340042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23333480.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1353340042 is about 36787.7702776344. The cubic root of 1353340042 is about 1106.1201670776.

Adding to 1353340042 its reverse (2400433531), we get a palindrome (3753773573).

The spelling of 1353340042 in words is "one billion, three hundred fifty-three million, three hundred forty thousand, forty-two".