1613129053 has 2 divisors, whose sum is σ = 1613129054. Its totient is φ = 1613129052.

The previous prime is 1613129039. The next prime is 1613129069. The reversal of 1613129053 is 3509213161.

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., 1061912569 + 551216484 = 32587^2 + 23478^2 .

It is a cyclic number.

It is not a de Polignac number, because 1613129053 - 2⁹ = 1613128541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1613129003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806564526 + 806564527.

It is an arithmetic number, because the mean of its divisors is an integer number (806564527).

Almost surely, 2^1613129053 is an apocalyptic number.

It is an amenable number.

1613129053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613129053 is an equidigital number, since it uses as much as digits as its factorization.

1613129053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1613129053 is about 40163.7778726056. Note that the first 3 decimals coincide. The cubic root of 1613129053 is about 1172.7975166187.

The spelling of 1613129053 in words is "one billion, six hundred thirteen million, one hundred twenty-nine thousand, fifty-three".