1611106412 has 6 divisors (see below), whose sum is σ = 2819436228. Its totient is φ = 805553204.

The previous prime is 1611106403. The next prime is 1611106417. The reversal of 1611106412 is 2146011161.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1611106417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201388298 + ... + 201388305.

It is an arithmetic number, because the mean of its divisors is an integer number (469906038).

Almost surely, 2^1611106412 is an apocalyptic number.

It is an amenable number.

1611106412 is a deficient number, since it is larger than the sum of its proper divisors (1208329816).

1611106412 is a wasteful number, since it uses less digits than its factorization.

1611106412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402776607 (or 402776605 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1611106412 is about 40138.5900599411. The cubic root of 1611106412 is about 1172.3071362454.

Adding to 1611106412 its reverse (2146011161), we get a palindrome (3757117573).

The spelling of 1611106412 in words is "one billion, six hundred eleven million, one hundred six thousand, four hundred twelve".