1130811390 has 48 divisors (see below), whose sum is σ = 3019580928. Its totient is φ = 293398848.

The previous prime is 1130811373. The next prime is 1130811401. The reversal of 1130811390 is 931180311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166462 + ... + 173121.

It is an arithmetic number, because the mean of its divisors is an integer number (62907936).

Almost surely, 2^1130811390 is an apocalyptic number.

1130811390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130811390 is an abundant number, since it is smaller than the sum of its proper divisors (1888769538).

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

1130811390 is a wasteful number, since it uses less digits than its factorization.

1130811390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339633 (or 339630 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 1130811390 is about 33627.5391606344. The cubic root of 1130811390 is about 1041.8296779413.

The spelling of 1130811390 in words is "one billion, one hundred thirty million, eight hundred eleven thousand, three hundred ninety".