1425135434 has 8 divisors (see below), whose sum is σ = 2156621220. Its totient is φ = 706261696.

The previous prime is 1425135389. The next prime is 1425135463. The reversal of 1425135434 is 4345315241.

It can be written as a sum of positive squares in 2 ways, for example, as 1112022409 + 313113025 = 33347^2 + 17695^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1425135434² = 4062022010484736712, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425135434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3152729 + ... + 3153180.

Almost surely, 2^1425135434 is an apocalyptic number.

1425135434 is a deficient number, since it is larger than the sum of its proper divisors (731485786).

1425135434 is a wasteful number, since it uses less digits than its factorization.

1425135434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6306024.

The product of its digits is 28800, while the sum is 32.

The square root of 1425135434 is about 37750.9660008853. The cubic root of 1425135434 is about 1125.3442065108.

The spelling of 1425135434 in words is "one billion, four hundred twenty-five million, one hundred thirty-five thousand, four hundred thirty-four".