197292513 has 16 divisors (see below), whose sum is σ = 288467136. Its totient is φ = 118947840.

The previous prime is 197292509. The next prime is 197292521. The reversal of 197292513 is 315292791.

197292513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 197292513 - 2² = 197292509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (197292503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9120 + ... + 21857.

It is an arithmetic number, because the mean of its divisors is an integer number (18029196).

Almost surely, 2^197292513 is an apocalyptic number.

It is an amenable number.

197292513 is a deficient number, since it is larger than the sum of its proper divisors (91174623).

197292513 is a wasteful number, since it uses less digits than its factorization.

197292513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31184.

The product of its digits is 34020, while the sum is 39.

The square root of 197292513 is about 14046.0853265243. The cubic root of 197292513 is about 582.1526358910.

The spelling of 197292513 in words is "one hundred ninety-seven million, two hundred ninety-two thousand, five hundred thirteen".