1358045 has 16 divisors (see below), whose sum is σ = 1859760. Its totient is φ = 943104.

The previous prime is 1358039. The next prime is 1358047. The reversal of 1358045 is 5408531.

It can be written as a sum of positive squares in 8 ways, for example, as 63001 + 1295044 = 251^2 + 1138^2 .

It is a cyclic number.

It is not a de Polignac number, because 1358045 - 2⁴ = 1358029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1358047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491 + ... + 1719.

It is an arithmetic number, because the mean of its divisors is an integer number (116235).

2^1358045 is an apocalyptic number.

It is an amenable number.

1358045 is a deficient number, since it is larger than the sum of its proper divisors (501715).

1358045 is a wasteful number, since it uses less digits than its factorization.

1358045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1358045 is about 1165.3518781896. The cubic root of 1358045 is about 110.7400512849.

The spelling of 1358045 in words is "one million, three hundred fifty-eight thousand, forty-five".