1425812163 has 16 divisors (see below), whose sum is σ = 1943846400. Its totient is φ = 929208096.

The previous prime is 1425812147. The next prime is 1425812183. The reversal of 1425812163 is 3612185241.

It is not a de Polignac number, because 1425812163 - 2⁴ = 1425812147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1425812183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122313 + ... + 133461.

It is an arithmetic number, because the mean of its divisors is an integer number (121490400).

Almost surely, 2^1425812163 is an apocalyptic number.

1425812163 is a deficient number, since it is larger than the sum of its proper divisors (518034237).

1425812163 is a wasteful number, since it uses less digits than its factorization.

1425812163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12106.

The product of its digits is 11520, while the sum is 33.

The square root of 1425812163 is about 37759.9280057576. The cubic root of 1425812163 is about 1125.5223024614.

The spelling of 1425812163 in words is "one billion, four hundred twenty-five million, eight hundred twelve thousand, one hundred sixty-three".