1040653770 has 32 divisors (see below), whose sum is σ = 2689690752. Its totient is φ = 256160832.

The previous prime is 1040653753. The next prime is 1040653813. The reversal of 1040653770 is 773560401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1333782 + ... + 1334561.

It is an arithmetic number, because the mean of its divisors is an integer number (84052836).

Almost surely, 2^1040653770 is an apocalyptic number.

1040653770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040653770 is an abundant number, since it is smaller than the sum of its proper divisors (1649036982).

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

1040653770 is a wasteful number, since it uses less digits than its factorization.

1040653770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2668366.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1040653770 is about 32259.1656742700. The cubic root of 1040653770 is about 1013.3716584603.

The spelling of 1040653770 in words is "one billion, forty million, six hundred fifty-three thousand, seven hundred seventy".