1090263104 has 56 divisors (see below), whose sum is σ = 2478024000. Its totient is φ = 466223616.

The previous prime is 1090263079. The next prime is 1090263131. The reversal of 1090263104 is 4013620901.

It is a tau number, because it is divible by the number of its divisors (56).

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, 221114 + ... + 225990.

Almost surely, 2^1090263104 is an apocalyptic number.

1090263104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1090263104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1239012000).

1090263104 is an abundant number, since it is smaller than the sum of its proper divisors (1387760896).

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

1090263104 is an equidigital number, since it uses as much as digits as its factorization.

1090263104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5395 (or 5385 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1090263104 is about 33019.1323932050. The cubic root of 1090263104 is about 1029.2252646499.

The spelling of 1090263104 in words is "one billion, ninety million, two hundred sixty-three thousand, one hundred four".