1091010092 has 12 divisors (see below), whose sum is σ = 1927112040. Its totient is φ = 540406656.

The previous prime is 1091010059. The next prime is 1091010127. The reversal of 1091010092 is 2900101901.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1274117 + ... + 1274972.

It is an arithmetic number, because the mean of its divisors is an integer number (160592670).

Almost surely, 2^1091010092 is an apocalyptic number.

It is an amenable number.

1091010092 is a deficient number, since it is larger than the sum of its proper divisors (836101948).

1091010092 is a wasteful number, since it uses less digits than its factorization.

1091010092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549200 (or 2549198 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 1091010092 is about 33030.4418983458. The cubic root of 1091010092 is about 1029.4602670702.

Adding to 1091010092 its reverse (2900101901), we get a palindrome (3991111993).

The spelling of 1091010092 in words is "one billion, ninety-one million, ten thousand, ninety-two".