1016011601 has 16 divisors (see below), whose sum is σ = 1142484288. Its totient is φ = 895406400.

The previous prime is 1016011597. The next prime is 1016011603. The reversal of 1016011601 is 1061106101.

It is a cyclic number.

It is not a de Polignac number, because 1016011601 - 2² = 1016011597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1016011601.

It is not an unprimeable number, because it can be changed into a prime (1016011603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110771 + ... + 119591.

It is an arithmetic number, because the mean of its divisors is an integer number (71405268).

Almost surely, 2^1016011601 is an apocalyptic number.

1016011601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1016011601 is a deficient number, since it is larger than the sum of its proper divisors (126472687).

1016011601 is a wasteful number, since it uses less digits than its factorization.

1016011601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9152.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1016011601 is about 31874.9368783689. The cubic root of 1016011601 is about 1005.3089653424.

Adding to 1016011601 its reverse (1061106101), we get a palindrome (2077117702).

The spelling of 1016011601 in words is "one billion, sixteen million, eleven thousand, six hundred one".