1950051 has 4 divisors (see below), whose sum is σ = 2600072. Its totient is φ = 1300032.

The previous prime is 1950043. The next prime is 1950061. The reversal of 1950051 is 1500591.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1500591 = 3 ⋅500197.

It is not a de Polignac number, because 1950051 - 2³ = 1950043 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1950061) 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, 325006 + ... + 325011.

It is an arithmetic number, because the mean of its divisors is an integer number (650018).

2^1950051 is an apocalyptic number.

1950051 is a deficient number, since it is larger than the sum of its proper divisors (650021).

1950051 is an equidigital number, since it uses as much as digits as its factorization.

1950051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650020.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 1950051 is about 1396.4422651868. The cubic root of 1950051 is about 124.9343868987.

The spelling of 1950051 in words is "one million, nine hundred fifty thousand, fifty-one".