197956045 has 8 divisors (see below), whose sum is σ = 271482624. Its totient is φ = 135741264.

The previous prime is 197956037. The next prime is 197956051. The reversal of 197956045 is 540659791.

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

It is a cyclic number.

It is not a de Polignac number, because 197956045 - 2³ = 197956037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197955986 and 197956004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827909 + ... + 2827978.

It is an arithmetic number, because the mean of its divisors is an integer number (33935328).

Almost surely, 2^197956045 is an apocalyptic number.

It is an amenable number.

197956045 is a deficient number, since it is larger than the sum of its proper divisors (73526579).

197956045 is an equidigital number, since it uses as much as digits as its factorization.

197956045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655899.

The product of its (nonzero) digits is 340200, while the sum is 46.

The square root of 197956045 is about 14069.6853198641. The cubic root of 197956045 is about 582.8045353870.

The spelling of 197956045 in words is "one hundred ninety-seven million, nine hundred fifty-six thousand, forty-five".