1365057 has 6 divisors (see below), whose sum is σ = 1971762. Its totient is φ = 910032.

The previous prime is 1365047. The next prime is 1365071. The reversal of 1365057 is 7505631.

1365057 is a `hidden beast` number, since 1 + 3 + 650 + 5 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1252161 + 112896 = 1119^2 + 336^2 .

It is not a de Polignac number, because 1365057 - 2¹⁴ = 1348673 is a prime.

It is a super-2 number, since 2×1365057² = 3726761226498, which contains 22 as substring.

1365057 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1365057.

It is not an unprimeable number, because it can be changed into a prime (1365037) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75828 + ... + 75845.

It is an arithmetic number, because the mean of its divisors is an integer number (328627).

2^1365057 is an apocalyptic number.

It is an amenable number.

1365057 is a deficient number, since it is larger than the sum of its proper divisors (606705).

1365057 is a wasteful number, since it uses less digits than its factorization.

1365057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151679 (or 151676 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 1365057 is about 1168.3565380482. The cubic root of 1365057 is about 110.9303190617.

The spelling of 1365057 in words is "one million, three hundred sixty-five thousand, fifty-seven".