425452403 has 2 divisors, whose sum is σ = 425452404. Its totient is φ = 425452402.

The previous prime is 425452399. The next prime is 425452441. The reversal of 425452403 is 304254524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425452403 - 2² = 425452399 is a prime.

It is a Sophie Germain prime.

It is equal to p_22619342 and since 425452403 and 22619342 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (425452493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212726201 + 212726202.

It is an arithmetic number, because the mean of its divisors is an integer number (212726202).

Almost surely, 2^425452403 is an apocalyptic number.

425452403 is a deficient number, since it is larger than the sum of its proper divisors (1).

425452403 is an equidigital number, since it uses as much as digits as its factorization.

425452403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 425452403 is about 20626.4975941142. The cubic root of 425452403 is about 752.1139783807.

The spelling of 425452403 in words is "four hundred twenty-five million, four hundred fifty-two thousand, four hundred three".