101165406 has 16 divisors (see below), whose sum is σ = 203925504. Its totient is φ = 33456024.

The previous prime is 101165401. The next prime is 101165411. The reversal of 101165406 is 604561101.

It is an interprime number because it is at equal distance from previous prime (101165401) and next prime (101165411).

It is a super-2 number, since 2×101165406² = 20468878742289672, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101165401) 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, 65620 + ... + 67143.

It is an arithmetic number, because the mean of its divisors is an integer number (12745344).

Almost surely, 2^101165406 is an apocalyptic number.

101165406 is an abundant number, since it is smaller than the sum of its proper divisors (102760098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101165406 is a wasteful number, since it uses less digits than its factorization.

101165406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132895.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 101165406 is about 10058.1015107226. The cubic root of 101165406 is about 465.9550356635.

The spelling of 101165406 in words is "one hundred one million, one hundred sixty-five thousand, four hundred six".