63203251403 has 8 divisors (see below), whose sum is σ = 64100467200. Its totient is φ = 62308465128.

The previous prime is 63203251379. The next prime is 63203251409. The reversal of 63203251403 is 30415230236.

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 63203251403 - 2⁸ = 63203251147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63203251409) 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, 554951 + ... + 659072.

It is an arithmetic number, because the mean of its divisors is an integer number (8012558400).

Almost surely, 2^63203251403 is an apocalyptic number.

63203251403 is a deficient number, since it is larger than the sum of its proper divisors (897215797).

63203251403 is a wasteful number, since it uses less digits than its factorization.

63203251403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214761.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 63203251403 its reverse (30415230236), we get a palindrome (93618481639).

The spelling of 63203251403 in words is "sixty-three billion, two hundred three million, two hundred fifty-one thousand, four hundred three".