612141193 has 18 divisors (see below), whose sum is σ = 651318122. Its totient is φ = 575285760.

The previous prime is 612141191. The next prime is 612141203. The reversal of 612141193 is 391141216.

It can be written as a sum of positive squares in 9 ways, for example, as 511981129 + 100160064 = 22627^2 + 10008^2 .

It is not a de Polignac number, because 612141193 - 2¹ = 612141191 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612141191) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1413505 + ... + 1413937.

Almost surely, 2^612141193 is an apocalyptic number.

It is an amenable number.

612141193 is a deficient number, since it is larger than the sum of its proper divisors (39176929).

612141193 is an equidigital number, since it uses as much as digits as its factorization.

612141193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573 (or 503 counting only the distinct ones).

The product of its digits is 1296, while the sum is 28.

The square root of 612141193 is about 24741.4872835082. The cubic root of 612141193 is about 849.0837615050.

The spelling of 612141193 in words is "six hundred twelve million, one hundred forty-one thousand, one hundred ninety-three".