1146131500 has 48 divisors (see below), whose sum is σ = 2650415040. Its totient is φ = 431481600.

The previous prime is 1146131477. The next prime is 1146131513. The reversal of 1146131500 is 51316411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58920 + ... + 75919.

It is an arithmetic number, because the mean of its divisors is an integer number (55216980).

Almost surely, 2^1146131500 is an apocalyptic number.

1146131500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146131500 is an abundant number, since it is smaller than the sum of its proper divisors (1504283540).

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

1146131500 is a wasteful number, since it uses less digits than its factorization.

1146131500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134875 (or 134863 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1146131500 is about 33854.5639463869. The cubic root of 1146131500 is about 1046.5134545685.

Adding to 1146131500 its reverse (51316411), we get a palindrome (1197447911).

The spelling of 1146131500 in words is "one billion, one hundred forty-six million, one hundred thirty-one thousand, five hundred".