1145425432 has 8 divisors (see below), whose sum is σ = 2147672700. Its totient is φ = 572712712.

The previous prime is 1145425409. The next prime is 1145425433. The reversal of 1145425432 is 2345245411.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1145425394 and 1145425403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145425433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71589082 + ... + 71589097.

Almost surely, 2^1145425432 is an apocalyptic number.

It is an amenable number.

1145425432 is a deficient number, since it is larger than the sum of its proper divisors (1002247268).

1145425432 is a wasteful number, since it uses less digits than its factorization.

1145425432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143178185 (or 143178181 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 1145425432 is about 33844.1343810120. The cubic root of 1145425432 is about 1046.2985108070.

The spelling of 1145425432 in words is "one billion, one hundred forty-five million, four hundred twenty-five thousand, four hundred thirty-two".