1065457748 has 6 divisors (see below), whose sum is σ = 1864551066. Its totient is φ = 532728872.

The previous prime is 1065457739. The next prime is 1065457759. The reversal of 1065457748 is 8477545601.

It can be written as a sum of positive squares in only one way, i.e., 819218884 + 246238864 = 28622^2 + 15692^2 .

It is a super-2 number, since 2×1065457748² = 2270400425546463008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133182215 + ... + 133182222.

It is an arithmetic number, because the mean of its divisors is an integer number (310758511).

Almost surely, 2^1065457748 is an apocalyptic number.

It is an amenable number.

1065457748 is a deficient number, since it is larger than the sum of its proper divisors (799093318).

1065457748 is a wasteful number, since it uses less digits than its factorization.

1065457748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266364441 (or 266364439 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 47.

The square root of 1065457748 is about 32641.3502784428. The cubic root of 1065457748 is about 1021.3597615323.

The spelling of 1065457748 in words is "one billion, sixty-five million, four hundred fifty-seven thousand, seven hundred forty-eight".