1425650423 has 16 divisors (see below), whose sum is σ = 1526486016. Its totient is φ = 1328231520.

The previous prime is 1425650417. The next prime is 1425650437. The reversal of 1425650423 is 3240565241.

It is a cyclic number.

It is not a de Polignac number, because 1425650423 - 2¹⁶ = 1425584887 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425650423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425650623) 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, 390818 + ... + 394448.

It is an arithmetic number, because the mean of its divisors is an integer number (95405376).

Almost surely, 2^1425650423 is an apocalyptic number.

1425650423 is a deficient number, since it is larger than the sum of its proper divisors (100835593).

1425650423 is a wasteful number, since it uses less digits than its factorization.

1425650423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4094.

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

The square root of 1425650423 is about 37757.7862566120. The cubic root of 1425650423 is about 1125.4797421892.

It can be divided in two parts, 142 and 5650423, that added together give a palindrome (5650565).

The spelling of 1425650423 in words is "one billion, four hundred twenty-five million, six hundred fifty thousand, four hundred twenty-three".