630136401 has 8 divisors (see below), whose sum is σ = 841834560. Its totient is φ = 419264592.

The previous prime is 630136393. The next prime is 630136427. The reversal of 630136401 is 104631036.

630136401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 630136401 - 2³ = 630136393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (630136201) 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, 204805 + ... + 207858.

It is an arithmetic number, because the mean of its divisors is an integer number (105229320).

Almost surely, 2^630136401 is an apocalyptic number.

It is an amenable number.

630136401 is a deficient number, since it is larger than the sum of its proper divisors (211698159).

630136401 is a wasteful number, since it uses less digits than its factorization.

630136401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413175.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 630136401 is about 25102.5178219238. The cubic root of 630136401 is about 857.3237522212.

Adding to 630136401 its reverse (104631036), we get a palindrome (734767437).

The spelling of 630136401 in words is "six hundred thirty million, one hundred thirty-six thousand, four hundred one".