1613134894 has 24 divisors (see below), whose sum is σ = 2780418960. Its totient is φ = 687602496.

The previous prime is 1613134883. The next prime is 1613134907. The reversal of 1613134894 is 4984313161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 541842 + ... + 544810.

It is an arithmetic number, because the mean of its divisors is an integer number (115850790).

Almost surely, 2^1613134894 is an apocalyptic number.

1613134894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1613134894 is a deficient number, since it is larger than the sum of its proper divisors (1167284066).

1613134894 is an equidigital number, since it uses as much as digits as its factorization.

1613134894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372 (or 3175 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 1613134894 is about 40163.8505873130. The cubic root of 1613134894 is about 1172.7989321496.

The spelling of 1613134894 in words is "one billion, six hundred thirteen million, one hundred thirty-four thousand, eight hundred ninety-four".