1155410012 has 24 divisors (see below), whose sum is σ = 2074675680. Its totient is φ = 562691840.

The previous prime is 1155409999. The next prime is 1155410029. The reversal of 1155410012 is 2100145511.

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, 100664 + ... + 111552.

It is an arithmetic number, because the mean of its divisors is an integer number (86444820).

Almost surely, 2^1155410012 is an apocalyptic number.

It is an amenable number.

1155410012 is a deficient number, since it is larger than the sum of its proper divisors (919265668).

1155410012 is a wasteful number, since it uses less digits than its factorization.

1155410012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11581 (or 11579 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1155410012 is about 33991.3225985692. The cubic root of 1155410012 is about 1049.3298859515.

Adding to 1155410012 its reverse (2100145511), we get a palindrome (3255555523).

The spelling of 1155410012 in words is "one billion, one hundred fifty-five million, four hundred ten thousand, twelve".