1425901533 has 8 divisors (see below), whose sum is σ = 2172802368. Its totient is φ = 814800864.

The previous prime is 1425901511. The next prime is 1425901579. The reversal of 1425901533 is 3351095241.

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

It is not a de Polignac number, because 1425901533 - 2⁵ = 1425901501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1425901494 and 1425901503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425101533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33950016 + ... + 33950057.

It is an arithmetic number, because the mean of its divisors is an integer number (271600296).

Almost surely, 2^1425901533 is an apocalyptic number.

It is an amenable number.

1425901533 is a deficient number, since it is larger than the sum of its proper divisors (746900835).

1425901533 is an equidigital number, since it uses as much as digits as its factorization.

1425901533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67900083.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 1425901533 is about 37761.1113845978. Note that the first 3 decimals coincide. The cubic root of 1425901533 is about 1125.5458179073.

Adding to 1425901533 its reverse (3351095241), we get a palindrome (4776996774).

The spelling of 1425901533 in words is "one billion, four hundred twenty-five million, nine hundred one thousand, five hundred thirty-three".