1100680290 has 48 divisors (see below), whose sum is σ = 2863825848. Its totient is φ = 293303808.

The previous prime is 1100680289. The next prime is 1100680291. The reversal of 1100680290 is 920860011.

It is an interprime number because it is at equal distance from previous prime (1100680289) and next prime (1100680291).

It can be written as a sum of positive squares in 4 ways, for example, as 1087218729 + 13461561 = 32973^2 + 3669^2 .

It is a super-2 number, since 2×1100680290² = 2422994201588968200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100680291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152442 + ... + 159498.

Almost surely, 2^1100680290 is an apocalyptic number.

1100680290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100680290 is an abundant number, since it is smaller than the sum of its proper divisors (1763145558).

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

1100680290 is a wasteful number, since it uses less digits than its factorization.

1100680290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8803 (or 8800 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 1100680290 is about 33176.5020760176. The cubic root of 1100680290 is about 1032.4928745842.

The spelling of 1100680290 in words is "one billion, one hundred million, six hundred eighty thousand, two hundred ninety".