425453029 has 2 divisors, whose sum is σ = 425453030. Its totient is φ = 425453028.

The previous prime is 425453027. The next prime is 425453053. The reversal of 425453029 is 920354524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375468129 + 49984900 = 19377^2 + 7070^2 .

It is a cyclic number.

It is not a de Polignac number, because 425453029 - 2¹ = 425453027 is a prime.

Together with 425453027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 425452985 and 425453003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425453027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212726514 + 212726515.

It is an arithmetic number, because the mean of its divisors is an integer number (212726515).

Almost surely, 2^425453029 is an apocalyptic number.

It is an amenable number.

425453029 is a deficient number, since it is larger than the sum of its proper divisors (1).

425453029 is an equidigital number, since it uses as much as digits as its factorization.

425453029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 425453029 is about 20626.5127687644. The cubic root of 425453029 is about 752.1143472611.

The spelling of 425453029 in words is "four hundred twenty-five million, four hundred fifty-three thousand, twenty-nine".