1425345263 has 4 divisors (see below), whose sum is σ = 1509189120. Its totient is φ = 1341501408.

The previous prime is 1425345253. The next prime is 1425345283. The reversal of 1425345263 is 3625435241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3625435241 = 9781 ⋅370661.

It is a cyclic number.

It is not a de Polignac number, because 1425345263 - 2⁸ = 1425345007 is a prime.

It is a super-3 number, since 3×1425345263³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425345223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41921903 + ... + 41921936.

It is an arithmetic number, because the mean of its divisors is an integer number (377297280).

Almost surely, 2^1425345263 is an apocalyptic number.

1425345263 is a deficient number, since it is larger than the sum of its proper divisors (83843857).

1425345263 is an equidigital number, since it uses as much as digits as its factorization.

1425345263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83843856.

The product of its digits is 86400, while the sum is 35.

The square root of 1425345263 is about 37753.7450195342. The cubic root of 1425345263 is about 1125.3994336038.

The spelling of 1425345263 in words is "one billion, four hundred twenty-five million, three hundred forty-five thousand, two hundred sixty-three".