1161134311610 has 256 divisors, whose sum is σ = 2869971471360. Its totient is φ = 327323566080.

The previous prime is 1161134311543. The next prime is 1161134311681. The reversal of 1161134311610 is 161134311611.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 476459312 + ... + 476461748.

It is an arithmetic number, because the mean of its divisors is an integer number (11210826060).

Almost surely, 2^{1161134311610} is an apocalyptic number.

1161134311610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1161134311610 is an abundant number, since it is smaller than the sum of its proper divisors (1708837159750).

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

1161134311610 is a wasteful number, since it uses less digits than its factorization.

1161134311610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4121.

The product of its (nonzero) digits is 1296, while the sum is 29.

Subtracting from 1161134311610 its reverse (161134311611), we obtain a palindrome (999999999999).

The spelling of 1161134311610 in words is "one trillion, one hundred sixty-one billion, one hundred thirty-four million, three hundred eleven thousand, six hundred ten".