613233141377 has 2 divisors, whose sum is σ = 613233141378. Its totient is φ = 613233141376.

The previous prime is 613233141319. The next prime is 613233141457. The reversal of 613233141377 is 773141332316.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 610454691856 + 2778449521 = 781316^2 + 52711^2 .

It is a cyclic number.

It is not a de Polignac number, because 613233141377 - 2²² = 613228947073 is a prime.

It is a super-2 number, since 2×613233141377² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (613233141307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306616570688 + 306616570689.

It is an arithmetic number, because the mean of its divisors is an integer number (306616570689).

Almost surely, 2^613233141377 is an apocalyptic number.

It is an amenable number.

613233141377 is a deficient number, since it is larger than the sum of its proper divisors (1).

613233141377 is an equidigital number, since it uses as much as digits as its factorization.

613233141377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 41.

The spelling of 613233141377 in words is "six hundred thirteen billion, two hundred thirty-three million, one hundred forty-one thousand, three hundred seventy-seven".