914989197 has 8 divisors (see below), whose sum is σ = 1273028544. Its totient is φ = 583471328.

The previous prime is 914989157. The next prime is 914989219. The reversal of 914989197 is 791989419.

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 914989197 - 2⁸ = 914988941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (914989157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6630288 + ... + 6630425.

It is an arithmetic number, because the mean of its divisors is an integer number (159128568).

Almost surely, 2^914989197 is an apocalyptic number.

It is an amenable number.

914989197 is a deficient number, since it is larger than the sum of its proper divisors (358039347).

914989197 is a wasteful number, since it uses less digits than its factorization.

914989197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13260739.

The product of its digits is 1469664, while the sum is 57.

The square root of 914989197 is about 30248.7883558995. The cubic root of 914989197 is about 970.8198676432.

It can be divided in two parts, 9149 and 89197, that added together give a triangular number (98346 = T₄₄₃).

The spelling of 914989197 in words is "nine hundred fourteen million, nine hundred eighty-nine thousand, one hundred ninety-seven".