425452553 has 2 divisors, whose sum is σ = 425452554. Its totient is φ = 425452552.

The previous prime is 425452493. The next prime is 425452567. The reversal of 425452553 is 355254524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 368947264 + 56505289 = 19208^2 + 7517^2 .

It is a cyclic number.

It is not a de Polignac number, because 425452553 - 2⁸ = 425452297 is a prime.

It is a super-3 number, since 3×425452553³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (425452583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212726276 + 212726277.

It is an arithmetic number, because the mean of its divisors is an integer number (212726277).

Almost surely, 2^425452553 is an apocalyptic number.

It is an amenable number.

425452553 is a deficient number, since it is larger than the sum of its proper divisors (1).

425452553 is an equidigital number, since it uses as much as digits as its factorization.

425452553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120000, while the sum is 35.

The square root of 425452553 is about 20626.5012302135. The cubic root of 425452553 is about 752.1140667706.

The spelling of 425452553 in words is "four hundred twenty-five million, four hundred fifty-two thousand, five hundred fifty-three".