1996153 has 4 divisors (see below), whose sum is σ = 2009700. Its totient is φ = 1982608.

The previous prime is 1996129. The next prime is 1996171. The reversal of 1996153 is 3516991.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3516991 = 409 ⋅8599.

It can be written as a sum of positive squares in 2 ways, for example, as 138384 + 1857769 = 372^2 + 1363^2 .

It is a cyclic number.

It is not a de Polignac number, because 1996153 - 2¹⁷ = 1865081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996453) 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, 6550 + ... + 6847.

It is an arithmetic number, because the mean of its divisors is an integer number (502425).

2^1996153 is an apocalyptic number.

It is an amenable number.

1996153 is a deficient number, since it is larger than the sum of its proper divisors (13547).

1996153 is a wasteful number, since it uses less digits than its factorization.

1996153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13546.

The product of its digits is 7290, while the sum is 34.

The square root of 1996153 is about 1412.8527878020. The cubic root of 1996153 is about 125.9112712014.

The spelling of 1996153 in words is "one million, nine hundred ninety-six thousand, one hundred fifty-three".