1613061545357 has 2 divisors, whose sum is σ = 1613061545358. Its totient is φ = 1613061545356.

The previous prime is 1613061545209. The next prime is 1613061545377. The reversal of 1613061545357 is 7535451603161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1584529605961 + 28531939396 = 1258781^2 + 168914^2 .

It is a cyclic number.

It is not a de Polignac number, because 1613061545357 - 2¹⁰ = 1613061544333 is a prime.

It is a super-3 number, since 3×1613061545357³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1613061545377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806530772678 + 806530772679.

It is an arithmetic number, because the mean of its divisors is an integer number (806530772679).

Almost surely, 2^{1613061545357} is an apocalyptic number.

It is an amenable number.

1613061545357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613061545357 is an equidigital number, since it uses as much as digits as its factorization.

1613061545357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 1613061545357 in words is "one trillion, six hundred thirteen billion, sixty-one million, five hundred forty-five thousand, three hundred fifty-seven".