103457047 has 2 divisors, whose sum is σ = 103457048. Its totient is φ = 103457046.

The previous prime is 103457021. The next prime is 103457089. The reversal of 103457047 is 740754301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103457047 - 2¹¹ = 103454999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103457017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51728523 + 51728524.

It is an arithmetic number, because the mean of its divisors is an integer number (51728524).

Almost surely, 2^103457047 is an apocalyptic number.

103457047 is a deficient number, since it is larger than the sum of its proper divisors (1).

103457047 is an equidigital number, since it uses as much as digits as its factorization.

103457047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 103457047 is about 10171.3837308402. The cubic root of 103457047 is about 469.4471347342.

It can be divided in two parts, 1034 and 57047, that added together give a square (58081 = 241²).

The spelling of 103457047 in words is "one hundred three million, four hundred fifty-seven thousand, forty-seven".