1613663434 has 16 divisors (see below), whose sum is σ = 2466265536. Its totient is φ = 791683200.

The previous prime is 1613663431. The next prime is 1613663437. The reversal of 1613663434 is 4343663161.

It is an interprime number because it is at equal distance from previous prime (1613663431) and next prime (1613663437).

It is a junction number, because it is equal to n+sod(n) for n = 1613663393 and 1613663402.

It is not an unprimeable number, because it can be changed into a prime (1613663431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3034 + ... + 56890.

It is an arithmetic number, because the mean of its divisors is an integer number (154141596).

Almost surely, 2^1613663434 is an apocalyptic number.

1613663434 is a deficient number, since it is larger than the sum of its proper divisors (852602102).

1613663434 is a wasteful number, since it uses less digits than its factorization.

1613663434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54141.

The product of its digits is 93312, while the sum is 37.

The square root of 1613663434 is about 40170.4298458456. The cubic root of 1613663434 is about 1172.9270064688.

The spelling of 1613663434 in words is "one billion, six hundred thirteen million, six hundred sixty-three thousand, four hundred thirty-four".