197382020151 has 8 divisors (see below), whose sum is σ = 264325268080. Its totient is φ = 131013392832.

The previous prime is 197382020137. The next prime is 197382020183. The reversal of 197382020151 is 151020283791.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 197382020151 - 2⁷ = 197382020023 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 (197382020111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143654350 + ... + 143655723.

It is an arithmetic number, because the mean of its divisors is an integer number (33040658510).

Almost surely, 2^197382020151 is an apocalyptic number.

197382020151 is a deficient number, since it is larger than the sum of its proper divisors (66943247929).

197382020151 is a wasteful number, since it uses less digits than its factorization.

197382020151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287310305.

The product of its (nonzero) digits is 30240, while the sum is 39.

The spelling of 197382020151 in words is "one hundred ninety-seven billion, three hundred eighty-two million, twenty thousand, one hundred fifty-one".