1130270640 has 40 divisors (see below), whose sum is σ = 3503839728. Its totient is φ = 301405440.

The previous prime is 1130270629. The next prime is 1130270671. The reversal of 1130270640 is 460720311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1130270640.

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, 2354491 + ... + 2354970.

Almost surely, 2^1130270640 is an apocalyptic number.

1130270640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130270640 is an abundant number, since it is smaller than the sum of its proper divisors (2373569088).

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

1130270640 is a wasteful number, since it uses less digits than its factorization.

1130270640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4709477 (or 4709471 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1130270640 is about 33619.4979141569. The cubic root of 1130270640 is about 1041.6635850433.

Adding to 1130270640 its reverse (460720311), we get a palindrome (1590990951).

The spelling of 1130270640 in words is "one billion, one hundred thirty million, two hundred seventy thousand, six hundred forty".