1958059 has 4 divisors (see below), whose sum is σ = 2043216. Its totient is φ = 1872904.

The previous prime is 1958041. The next prime is 1958063. The reversal of 1958059 is 9508591.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9508591 = 23 ⋅413417.

It is a cyclic number.

It is not a de Polignac number, because 1958059 - 2⁹ = 1957547 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1958029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42544 + ... + 42589.

It is an arithmetic number, because the mean of its divisors is an integer number (510804).

2^1958059 is an apocalyptic number.

1958059 is a deficient number, since it is larger than the sum of its proper divisors (85157).

1958059 is an equidigital number, since it uses as much as digits as its factorization.

1958059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85156.

The product of its (nonzero) digits is 16200, while the sum is 37.

The square root of 1958059 is about 1399.3066140057. The cubic root of 1958059 is about 125.1051701558.

The spelling of 1958059 in words is "one million, nine hundred fifty-eight thousand, fifty-nine".