102425473 has 2 divisors, whose sum is σ = 102425474. Its totient is φ = 102425472.

The previous prime is 102425471. The next prime is 102425483. The reversal of 102425473 is 374524201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52751169 + 49674304 = 7263^2 + 7048^2 .

It is a cyclic number.

It is not a de Polignac number, because 102425473 - 2¹ = 102425471 is a prime.

Together with 102425471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (102425471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51212736 + 51212737.

It is an arithmetic number, because the mean of its divisors is an integer number (51212737).

Almost surely, 2^102425473 is an apocalyptic number.

It is an amenable number.

102425473 is a deficient number, since it is larger than the sum of its proper divisors (1).

102425473 is an equidigital number, since it uses as much as digits as its factorization.

102425473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 102425473 is about 10120.5470701934. The cubic root of 102425473 is about 467.8816283893.

Adding to 102425473 its reverse (374524201), we get a palindrome (476949674).

The spelling of 102425473 in words is "one hundred two million, four hundred twenty-five thousand, four hundred seventy-three".