251150235103 has 2 divisors, whose sum is σ = 251150235104. Its totient is φ = 251150235102.

The previous prime is 251150235053. The next prime is 251150235107. The reversal of 251150235103 is 301532051152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 251150235103 - 2¹⁷ = 251150104031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (251150235107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125575117551 + 125575117552.

It is an arithmetic number, because the mean of its divisors is an integer number (125575117552).

Almost surely, 2^251150235103 is an apocalyptic number.

251150235103 is a deficient number, since it is larger than the sum of its proper divisors (1).

251150235103 is an equidigital number, since it uses as much as digits as its factorization.

251150235103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 251150235103 its reverse (301532051152), we get a palindrome (552682286255).

The spelling of 251150235103 in words is "two hundred fifty-one billion, one hundred fifty million, two hundred thirty-five thousand, one hundred three".