196465051 has 4 divisors (see below), whose sum is σ = 196796952. Its totient is φ = 196133152.

The previous prime is 196465033. The next prime is 196465069. The reversal of 196465051 is 150564691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150564691 = 1447 ⋅104053.

It is an interprime number because it is at equal distance from previous prime (196465033) and next prime (196465069).

It is a cyclic number.

It is not a de Polignac number, because 196465051 - 2⁵ = 196465019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196465051.

It is not an unprimeable number, because it can be changed into a prime (196465001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165061 + ... + 166246.

It is an arithmetic number, because the mean of its divisors is an integer number (49199238).

Almost surely, 2^196465051 is an apocalyptic number.

196465051 is a deficient number, since it is larger than the sum of its proper divisors (331901).

196465051 is an equidigital number, since it uses as much as digits as its factorization.

196465051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331900.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 196465051 is about 14016.5991238959. The cubic root of 196465051 is about 581.3376291208.

The spelling of 196465051 in words is "one hundred ninety-six million, four hundred sixty-five thousand, fifty-one".