1146432406 has 16 divisors (see below), whose sum is σ = 2013248160. Its totient is φ = 479344320.

The previous prime is 1146432389. The next prime is 1146432473. The reversal of 1146432406 is 6042346411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 998061 + ... + 999208.

It is an arithmetic number, because the mean of its divisors is an integer number (125828010).

Almost surely, 2^1146432406 is an apocalyptic number.

1146432406 is a deficient number, since it is larger than the sum of its proper divisors (866815754).

1146432406 is a wasteful number, since it uses less digits than its factorization.

1146432406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997319.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 1146432406 is about 33859.0077527384. The cubic root of 1146432406 is about 1046.6050306292.

Adding to 1146432406 its reverse (6042346411), we get a palindrome (7188778817).

The spelling of 1146432406 in words is "one billion, one hundred forty-six million, four hundred thirty-two thousand, four hundred six".