425872093 has 2 divisors, whose sum is σ = 425872094. Its totient is φ = 425872092.

The previous prime is 425872037. The next prime is 425872103. The reversal of 425872093 is 390278524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 404693689 + 21178404 = 20117^2 + 4602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425872093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425872003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212936046 + 212936047.

It is an arithmetic number, because the mean of its divisors is an integer number (212936047).

Almost surely, 2^425872093 is an apocalyptic number.

It is an amenable number.

425872093 is a deficient number, since it is larger than the sum of its proper divisors (1).

425872093 is an equidigital number, since it uses as much as digits as its factorization.

425872093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 425872093 is about 20636.6686507295. The cubic root of 425872093 is about 752.3612061764.

The spelling of 425872093 in words is "four hundred twenty-five million, eight hundred seventy-two thousand, ninety-three".