1361833357 has 16 divisors (see below), whose sum is σ = 1431551232. Its totient is φ = 1294413120.

The previous prime is 1361833351. The next prime is 1361833367. The reversal of 1361833357 is 7533381631.

It is a cyclic number.

It is not a de Polignac number, because 1361833357 - 2²⁷ = 1227615629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361833351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213468 + ... + 219754.

It is an arithmetic number, because the mean of its divisors is an integer number (89471952).

Almost surely, 2^1361833357 is an apocalyptic number.

It is an amenable number.

1361833357 is a deficient number, since it is larger than the sum of its proper divisors (69717875).

1361833357 is an equidigital number, since it uses as much as digits as its factorization.

1361833357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6468.

The product of its digits is 136080, while the sum is 40.

The square root of 1361833357 is about 36903.0263935087. The cubic root of 1361833357 is about 1108.4292793391.

The spelling of 1361833357 in words is "one billion, three hundred sixty-one million, eight hundred thirty-three thousand, three hundred fifty-seven".