1363611434 has 4 divisors (see below), whose sum is σ = 2045417154. Its totient is φ = 681805716.

The previous prime is 1363611433. The next prime is 1363611449. The reversal of 1363611434 is 4341163631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4341163631 = 7 ⋅620166233.

It can be written as a sum of positive squares in only one way, i.e., 1354460809 + 9150625 = 36803^2 + 3025^2 .

It is a super-2 number, since 2×1363611434² = 3718872285871072712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1363611434.

It is not an unprimeable number, because it can be changed into a prime (1363611433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340902857 + ... + 340902860.

Almost surely, 2^1363611434 is an apocalyptic number.

1363611434 is a deficient number, since it is larger than the sum of its proper divisors (681805720).

1363611434 is an equidigital number, since it uses as much as digits as its factorization.

1363611434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681805719.

The product of its digits is 15552, while the sum is 32.

The square root of 1363611434 is about 36927.1097433850. The cubic root of 1363611434 is about 1108.9114762401.

The spelling of 1363611434 in words is "one billion, three hundred sixty-three million, six hundred eleven thousand, four hundred thirty-four".