10400103251 has 2 divisors, whose sum is σ = 10400103252. Its totient is φ = 10400103250.

The previous prime is 10400103247. The next prime is 10400103313. The reversal of 10400103251 is 15230100401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10400103251 - 2² = 10400103247 is a prime.

It is not a weakly prime, because it can be changed into another prime (10400103151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200051625 + 5200051626.

It is an arithmetic number, because the mean of its divisors is an integer number (5200051626).

Almost surely, 2^10400103251 is an apocalyptic number.

10400103251 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400103251 is an equidigital number, since it uses as much as digits as its factorization.

10400103251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 10400103251 its reverse (15230100401), we get a palindrome (25630203652).

The spelling of 10400103251 in words is "ten billion, four hundred million, one hundred three thousand, two hundred fifty-one".