1361757853 has 2 divisors, whose sum is σ = 1361757854. Its totient is φ = 1361757852.

The previous prime is 1361757833. The next prime is 1361757883. The reversal of 1361757853 is 3587571631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1344468889 + 17288964 = 36667^2 + 4158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1361757853 - 2⁵ = 1361757821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1361757833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680878926 + 680878927.

It is an arithmetic number, because the mean of its divisors is an integer number (680878927).

Almost surely, 2^1361757853 is an apocalyptic number.

It is an amenable number.

1361757853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361757853 is an equidigital number, since it uses as much as digits as its factorization.

1361757853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 529200, while the sum is 46.

The square root of 1361757853 is about 36902.0033738007. The cubic root of 1361757853 is about 1108.4087941134.

The spelling of 1361757853 in words is "one billion, three hundred sixty-one million, seven hundred fifty-seven thousand, eight hundred fifty-three".