1111345690 has 96 divisors (see below), whose sum is σ = 2543495040. Its totient is φ = 342081792.

The previous prime is 1111345679. The next prime is 1111345721. The reversal of 1111345690 is 965431111.

It is a super-3 number, since 3×1111345690³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 436441 + ... + 438979.

It is an arithmetic number, because the mean of its divisors is an integer number (26494740).

Almost surely, 2^1111345690 is an apocalyptic number.

1111345690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111345690 is an abundant number, since it is smaller than the sum of its proper divisors (1432149350).

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

1111345690 is a wasteful number, since it uses less digits than its factorization.

1111345690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616 (or 2603 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 1111345690 is about 33336.8518309693. The cubic root of 1111345690 is about 1035.8170526373.

The spelling of 1111345690 in words is "one billion, one hundred eleven million, three hundred forty-five thousand, six hundred ninety".