1242453353 has 8 divisors (see below), whose sum is σ = 1314734976. Its totient is φ = 1171693600.

The previous prime is 1242453343. The next prime is 1242453361. The reversal of 1242453353 is 3533542421.

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

It is not a de Polignac number, because 1242453353 - 2⁸ = 1242453097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1242453343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378788 + ... + 382053.

It is an arithmetic number, because the mean of its divisors is an integer number (164341872).

Almost surely, 2^1242453353 is an apocalyptic number.

It is an amenable number.

1242453353 is a deficient number, since it is larger than the sum of its proper divisors (72281623).

1242453353 is an equidigital number, since it uses as much as digits as its factorization.

1242453353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760935.

The product of its digits is 43200, while the sum is 32.

The square root of 1242453353 is about 35248.4517816031. The cubic root of 1242453353 is about 1075.0451332772.

Adding to 1242453353 its reverse (3533542421), we get a palindrome (4775995774).

The spelling of 1242453353 in words is "one billion, two hundred forty-two million, four hundred fifty-three thousand, three hundred fifty-three".