618376141 has 2 divisors, whose sum is σ = 618376142. Its totient is φ = 618376140.

The previous prime is 618376051. The next prime is 618376159. The reversal of 618376141 is 141673816.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 458859241 + 159516900 = 21421^2 + 12630^2 .

It is a cyclic number.

It is not a de Polignac number, because 618376141 - 2²⁷ = 484158413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 618376141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (618376741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309188070 + 309188071.

It is an arithmetic number, because the mean of its divisors is an integer number (309188071).

Almost surely, 2^618376141 is an apocalyptic number.

It is an amenable number.

618376141 is a deficient number, since it is larger than the sum of its proper divisors (1).

618376141 is an equidigital number, since it uses as much as digits as its factorization.

618376141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 618376141 is about 24867.1699435219. The cubic root of 618376141 is about 851.9568024746.

The spelling of 618376141 in words is "six hundred eighteen million, three hundred seventy-six thousand, one hundred forty-one".