53451103403 has 2 divisors, whose sum is σ = 53451103404. Its totient is φ = 53451103402.

The previous prime is 53451103399. The next prime is 53451103441. The reversal of 53451103403 is 30430115435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53451103403 - 2² = 53451103399 is a prime.

It is not a weakly prime, because it can be changed into another prime (53451103463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26725551701 + 26725551702.

It is an arithmetic number, because the mean of its divisors is an integer number (26725551702).

Almost surely, 2^53451103403 is an apocalyptic number.

53451103403 is a deficient number, since it is larger than the sum of its proper divisors (1).

53451103403 is an equidigital number, since it uses as much as digits as its factorization.

53451103403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 53451103403 its reverse (30430115435), we get a palindrome (83881218838).

The spelling of 53451103403 in words is "fifty-three billion, four hundred fifty-one million, one hundred three thousand, four hundred three".