103117951 has 2 divisors, whose sum is σ = 103117952. Its totient is φ = 103117950.

The previous prime is 103117943. The next prime is 103118023. The reversal of 103117951 is 159711301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103117951 - 2³ = 103117943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103117051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51558975 + 51558976.

It is an arithmetic number, because the mean of its divisors is an integer number (51558976).

Almost surely, 2^103117951 is an apocalyptic number.

103117951 is a deficient number, since it is larger than the sum of its proper divisors (1).

103117951 is an equidigital number, since it uses as much as digits as its factorization.

103117951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945, while the sum is 28.

The square root of 103117951 is about 10154.7009310959. The cubic root of 103117951 is about 468.9336788667.

The spelling of 103117951 in words is "one hundred three million, one hundred seventeen thousand, nine hundred fifty-one".