1146540216 has 32 divisors (see below), whose sum is σ = 2869146000. Its totient is φ = 381807360.

The previous prime is 1146540211. The next prime is 1146540223. The reversal of 1146540216 is 6120456411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146540211) 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 7 ways as a sum of consecutive naturals, for example, 2406 + ... + 47946.

Almost surely, 2^1146540216 is an apocalyptic number.

It is an amenable number.

1146540216 is an abundant number, since it is smaller than the sum of its proper divisors (1722605784).

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

1146540216 is a wasteful number, since it uses less digits than its factorization.

1146540216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46599 (or 46595 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1146540216 is about 33860.5997584213. The cubic root of 1146540216 is about 1046.6378370267.

Adding to 1146540216 its reverse (6120456411), we get a palindrome (7266996627).

It can be divided in two parts, 11465 and 40216, that added together give a triangular number (51681 = T₃₂₁).

The spelling of 1146540216 in words is "one billion, one hundred forty-six million, five hundred forty thousand, two hundred sixteen".