1242232403 has 8 divisors (see below), whose sum is σ = 1282869120. Its totient is φ = 1201631040.

The previous prime is 1242232399. The next prime is 1242232417. The reversal of 1242232403 is 3042322421.

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

It is a cyclic number.

It is not a de Polignac number, because 1242232403 - 2² = 1242232399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1242232493) 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, 75503 + ... + 90471.

It is an arithmetic number, because the mean of its divisors is an integer number (160358640).

Almost surely, 2^1242232403 is an apocalyptic number.

1242232403 is a deficient number, since it is larger than the sum of its proper divisors (40636717).

1242232403 is a wasteful number, since it uses less digits than its factorization.

1242232403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17677.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1242232403 is about 35245.3174620403. The cubic root of 1242232403 is about 1074.9814031036.

Adding to 1242232403 its reverse (3042322421), we get a palindrome (4284554824).

The spelling of 1242232403 in words is "one billion, two hundred forty-two million, two hundred thirty-two thousand, four hundred three".