1958953 has 4 divisors (see below), whose sum is σ = 1963648. Its totient is φ = 1954260.

The previous prime is 1958941. The next prime is 1958959. The reversal of 1958953 is 3598591.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1958953 - 2¹³ = 1950761 is a prime.

It is a Duffinian number.

1958953 is a lucky number.

It is a zygodrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1958959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1653 + ... + 2578.

It is an arithmetic number, because the mean of its divisors is an integer number (490912).

2^1958953 is an apocalyptic number.

It is an amenable number.

1958953 is a deficient number, since it is larger than the sum of its proper divisors (4695).

1958953 is an equidigital number, since it uses as much as digits as its factorization.

1958953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4694.

The product of its digits is 48600, while the sum is 40.

The square root of 1958953 is about 1399.6260214786. The cubic root of 1958953 is about 125.1242072063.

The spelling of 1958953 in words is "one million, nine hundred fifty-eight thousand, nine hundred fifty-three".