103457947 has 2 divisors, whose sum is σ = 103457948. Its totient is φ = 103457946.

The previous prime is 103457927. The next prime is 103457953. The reversal of 103457947 is 749754301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103457947 - 2²³ = 95069339 is a prime.

It is not a weakly prime, because it can be changed into another prime (103457917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51728973 + 51728974.

It is an arithmetic number, because the mean of its divisors is an integer number (51728974).

Almost surely, 2^103457947 is an apocalyptic number.

103457947 is a deficient number, since it is larger than the sum of its proper divisors (1).

103457947 is an equidigital number, since it uses as much as digits as its factorization.

103457947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 103457947 is about 10171.4279725120. The cubic root of 103457947 is about 469.4484960116.

The spelling of 103457947 in words is "one hundred three million, four hundred fifty-seven thousand, nine hundred forty-seven".