103405751 has 2 divisors, whose sum is σ = 103405752. Its totient is φ = 103405750.

The previous prime is 103405727. The next prime is 103405759. The reversal of 103405751 is 157504301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103405751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103405751.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103405759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51702875 + 51702876.

It is an arithmetic number, because the mean of its divisors is an integer number (51702876).

Almost surely, 2^103405751 is an apocalyptic number.

103405751 is a deficient number, since it is larger than the sum of its proper divisors (1).

103405751 is an equidigital number, since it uses as much as digits as its factorization.

103405751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 103405751 is about 10168.8618340501. The cubic root of 103405751 is about 469.3695349254.

The spelling of 103405751 in words is "one hundred three million, four hundred five thousand, seven hundred fifty-one".