1503242401 has 8 divisors (see below), whose sum is σ = 1544571560. Its totient is φ = 1461950208.

The previous prime is 1503242383. The next prime is 1503242413. The reversal of 1503242401 is 1042423051.

It can be written as a sum of positive squares in 4 ways, for example, as 267649600 + 1235592801 = 16360^2 + 35151^2 .

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 1503242401 - 2¹⁷ = 1503111329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1503242431) 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, 86665 + ... + 102553.

It is an arithmetic number, because the mean of its divisors is an integer number (193071445).

Almost surely, 2^1503242401 is an apocalyptic number.

It is an amenable number.

1503242401 is a deficient number, since it is larger than the sum of its proper divisors (41329159).

1503242401 is a wasteful number, since it uses less digits than its factorization.

1503242401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18483.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1503242401 is about 38771.6700826776. The cubic root of 1503242401 is about 1145.5384539896.

Adding to 1503242401 its reverse (1042423051), we get a palindrome (2545665452).

The spelling of 1503242401 in words is "one billion, five hundred three million, two hundred forty-two thousand, four hundred one".