1612011004 has 24 divisors (see below), whose sum is σ = 2891522480. Its totient is φ = 785925504.

The previous prime is 1612010989. The next prime is 1612011007. The reversal of 1612011004 is 4001102161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612011007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97792 + ... + 113080.

Almost surely, 2^1612011004 is an apocalyptic number.

It is an amenable number.

1612011004 is a deficient number, since it is larger than the sum of its proper divisors (1279511476).

1612011004 is a wasteful number, since it uses less digits than its factorization.

1612011004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15949 (or 15947 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1612011004 is about 40149.8568366065. The cubic root of 1612011004 is about 1172.5265012809.

Adding to 1612011004 its reverse (4001102161), we get a palindrome (5613113165).

The spelling of 1612011004 in words is "one billion, six hundred twelve million, eleven thousand, four".