242611191 has 12 divisors (see below), whose sum is σ = 353909400. Its totient is φ = 160138800.

The previous prime is 242611181. The next prime is 242611207. The reversal of 242611191 is 191116242.

242611191 is a `hidden beast` number, since 2 + 42 + 611 + 1 + 9 + 1 = 666.

It is not a de Polignac number, because 242611191 - 2¹³ = 242602999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242611141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132541 + ... + 134358.

It is an arithmetic number, because the mean of its divisors is an integer number (29492450).

Almost surely, 2^242611191 is an apocalyptic number.

242611191 is a deficient number, since it is larger than the sum of its proper divisors (111298209).

242611191 is a wasteful number, since it uses less digits than its factorization.

242611191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267006 (or 267003 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 242611191 is about 15575.9812210981. The cubic root of 242611191 is about 623.6921481332.

It can be divided in two parts, 24261 and 1191, that added together give a palindrome (25452).

The spelling of 242611191 in words is "two hundred forty-two million, six hundred eleven thousand, one hundred ninety-one".