366140343 has 4 divisors (see below), whose sum is σ = 488187128. Its totient is φ = 244093560.

The previous prime is 366140329. The next prime is 366140347. The reversal of 366140343 is 343041663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343041663 = 3 ⋅114347221.

It is not a de Polignac number, because 366140343 - 2⁵ = 366140311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 366140343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366140347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61023388 + ... + 61023393.

It is an arithmetic number, because the mean of its divisors is an integer number (122046782).

Almost surely, 2^366140343 is an apocalyptic number.

366140343 is a deficient number, since it is larger than the sum of its proper divisors (122046785).

366140343 is a wasteful number, since it uses less digits than its factorization.

366140343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122046784.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 366140343 is about 19134.7940412224. The cubic root of 366140343 is about 715.4004264291.

The spelling of 366140343 in words is "three hundred sixty-six million, one hundred forty thousand, three hundred forty-three".