1111691492930 has 16 divisors (see below), whose sum is σ = 2002817112120. Its totient is φ = 444282724992.

The previous prime is 1111691492917. The next prime is 1111691492969. The reversal of 1111691492930 is 392941961111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 859186247929 + 252505245001 = 926923^2 + 502499^2 .

It is a Curzon 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, 49222169 + ... + 49244748.

Almost surely, 2^{1111691492930} is an apocalyptic number.

1111691492930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111691492930 is a deficient number, since it is larger than the sum of its proper divisors (891125619190).

1111691492930 is a wasteful number, since it uses less digits than its factorization.

1111691492930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98468053.

The product of its (nonzero) digits is 104976, while the sum is 47.

The spelling of 1111691492930 in words is "one trillion, one hundred eleven billion, six hundred ninety-one million, four hundred ninety-two thousand, nine hundred thirty".