18101036 has 6 divisors (see below), whose sum is σ = 31676820. Its totient is φ = 9050516.

The previous prime is 18100991. The next prime is 18101047. The reversal of 18101036 is 63010181.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 18100999 and 18101017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262626 + ... + 2262633.

It is an arithmetic number, because the mean of its divisors is an integer number (5279470).

Almost surely, 2^18101036 is an apocalyptic number.

It is an amenable number.

18101036 is a deficient number, since it is larger than the sum of its proper divisors (13575784).

18101036 is a wasteful number, since it uses less digits than its factorization.

18101036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4525263 (or 4525261 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 18101036 is about 4254.5312315225. The cubic root of 18101036 is about 262.5635752287.

The spelling of 18101036 in words is "eighteen million, one hundred one thousand, thirty-six".