1358001 has 6 divisors (see below), whose sum is σ = 1961570. Its totient is φ = 905328.

The previous prime is 1357969. The next prime is 1358009. The reversal of 1358001 is 1008531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 998001 + 360000 = 999^2 + 600^2 .

It is not a de Polignac number, because 1358001 - 2⁵ = 1357969 is a prime.

It is a Duffinian number.

1358001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1358009) 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, 75436 + ... + 75453.

2^1358001 is an apocalyptic number.

It is an amenable number.

1358001 is a deficient number, since it is larger than the sum of its proper divisors (603569).

1358001 is a wasteful number, since it uses less digits than its factorization.

1358001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150895 (or 150892 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1358001 is about 1165.3329996186. The cubic root of 1358001 is about 110.7388552974.

The spelling of 1358001 in words is "one million, three hundred fifty-eight thousand, one".