125550473 has 2 divisors, whose sum is σ = 125550474. Its totient is φ = 125550472.

The previous prime is 125550463. The next prime is 125550479. The reversal of 125550473 is 374055521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125507209 + 43264 = 11203^2 + 208^2 .

It is a cyclic number.

It is not a de Polignac number, because 125550473 - 2¹⁴ = 125534089 is a prime.

It is not a weakly prime, because it can be changed into another prime (125550479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62775236 + 62775237.

It is an arithmetic number, because the mean of its divisors is an integer number (62775237).

Almost surely, 2^125550473 is an apocalyptic number.

It is an amenable number.

125550473 is a deficient number, since it is larger than the sum of its proper divisors (1).

125550473 is an equidigital number, since it uses as much as digits as its factorization.

125550473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 125550473 is about 11204.9307449890. The cubic root of 125550473 is about 500.7328892219.

The spelling of 125550473 in words is "one hundred twenty-five million, five hundred fifty thousand, four hundred seventy-three".