1146031506 has 24 divisors (see below), whose sum is σ = 2629131804. Its totient is φ = 359539200.

The previous prime is 1146031501. The next prime is 1146031507. The reversal of 1146031506 is 6051306411.

1146031506 is a `hidden beast` number, since 1 + 1 + 4 + 603 + 1 + 50 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1109489481 + 36542025 = 33309^2 + 6045^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1146031506.

It is not an unprimeable number, because it can be changed into a prime (1146031501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1872295 + ... + 1872906.

Almost surely, 2^1146031506 is an apocalyptic number.

1146031506 is an abundant number, since it is smaller than the sum of its proper divisors (1483100298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1146031506 is a wasteful number, since it uses less digits than its factorization.

1146031506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745226 (or 3745223 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1146031506 is about 33853.0870970433. The cubic root of 1146031506 is about 1046.4830194018.

Adding to 1146031506 its reverse (6051306411), we get a palindrome (7197337917).

The spelling of 1146031506 in words is "one billion, one hundred forty-six million, thirty-one thousand, five hundred six".