1425414251 has 2 divisors, whose sum is σ = 1425414252. Its totient is φ = 1425414250.

The previous prime is 1425414239. The next prime is 1425414253. The reversal of 1425414251 is 1524145241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1425414251 - 2⁶ = 1425414187 is a prime.

Together with 1425414253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1425414253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712707125 + 712707126.

It is an arithmetic number, because the mean of its divisors is an integer number (712707126).

Almost surely, 2^1425414251 is an apocalyptic number.

1425414251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425414251 is an equidigital number, since it uses as much as digits as its factorization.

1425414251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6400, while the sum is 29.

The square root of 1425414251 is about 37754.6586661832. The cubic root of 1425414251 is about 1125.4175900944.

Adding to 1425414251 its reverse (1524145241), we get a palindrome (2949559492).

The spelling of 1425414251 in words is "one billion, four hundred twenty-five million, four hundred fourteen thousand, two hundred fifty-one".