1303144601 has 4 divisors (see below), whose sum is σ = 1421612304. Its totient is φ = 1184676900.

The previous prime is 1303144597. The next prime is 1303144631. The reversal of 1303144601 is 1064413031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1303144601 - 2² = 1303144597 is a prime.

It is a super-2 number, since 2×1303144601² = 3396371702230898402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303144631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59233835 + ... + 59233856.

It is an arithmetic number, because the mean of its divisors is an integer number (355403076).

Almost surely, 2^1303144601 is an apocalyptic number.

1303144601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1303144601 is a deficient number, since it is larger than the sum of its proper divisors (118467703).

1303144601 is a wasteful number, since it uses less digits than its factorization.

1303144601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118467702.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1303144601 is about 36099.0941853116. The cubic root of 1303144601 is about 1092.2721732199.

Adding to 1303144601 its reverse (1064413031), we get a palindrome (2367557632).

The spelling of 1303144601 in words is "one billion, three hundred three million, one hundred forty-four thousand, six hundred one".