425512093 has 2 divisors, whose sum is σ = 425512094. Its totient is φ = 425512092.

The previous prime is 425512081. The next prime is 425512097. The reversal of 425512093 is 390215524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314778564 + 110733529 = 17742^2 + 10523^2 .

It is a cyclic number.

It is not a de Polignac number, because 425512093 - 2²¹ = 423414941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425512097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212756046 + 212756047.

It is an arithmetic number, because the mean of its divisors is an integer number (212756047).

Almost surely, 2^425512093 is an apocalyptic number.

It is an amenable number.

425512093 is a deficient number, since it is larger than the sum of its proper divisors (1).

425512093 is an equidigital number, since it uses as much as digits as its factorization.

425512093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 425512093 is about 20627.9444686086. The cubic root of 425512093 is about 752.1491500268.

It can be divided in two parts, 42551 and 2093, that added together give a palindrome (44644).

The spelling of 425512093 in words is "four hundred twenty-five million, five hundred twelve thousand, ninety-three".