1095932020 has 12 divisors (see below), whose sum is σ = 2301457284. Its totient is φ = 438372800.

The previous prime is 1095931999. The next prime is 1095932029. The reversal of 1095932020 is 202395901.

It can be written as a sum of positive squares in 2 ways, for example, as 736905316 + 359026704 = 27146^2 + 18948^2 .

It is a super-2 number, since 2×1095932020² = 2402133984922560800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1095932029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27398281 + ... + 27398320.

It is an arithmetic number, because the mean of its divisors is an integer number (191788107).

Almost surely, 2^1095932020 is an apocalyptic number.

1095932020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1095932020 is an abundant number, since it is smaller than the sum of its proper divisors (1205525264).

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

1095932020 is a wasteful number, since it uses less digits than its factorization.

1095932020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54796610 (or 54796608 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1095932020 is about 33104.8639930751. The cubic root of 1095932020 is about 1031.0060299759.

The spelling of 1095932020 in words is "one billion, ninety-five million, nine hundred thirty-two thousand, twenty".