1014775645 has 32 divisors (see below), whose sum is σ = 1393404768. Its totient is φ = 702824448.

The previous prime is 1014775639. The next prime is 1014775661. The reversal of 1014775645 is 5465774101.

It can be written as a sum of positive squares in 16 ways, for example, as 723663801 + 291111844 = 26901^2 + 17062^2 .

It is a cyclic number.

It is not a de Polignac number, because 1014775645 - 2⁵ = 1014775613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1014775598 and 1014775607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 348837 + ... + 351733.

It is an arithmetic number, because the mean of its divisors is an integer number (43543899).

Almost surely, 2^1014775645 is an apocalyptic number.

It is an amenable number.

1014775645 is a deficient number, since it is larger than the sum of its proper divisors (378629123).

1014775645 is a wasteful number, since it uses less digits than its factorization.

1014775645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249.

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 1014775645 is about 31855.5433951455. The cubic root of 1014775645 is about 1004.9011544411.

The spelling of 1014775645 in words is "one billion, fourteen million, seven hundred seventy-five thousand, six hundred forty-five".