101612147 has 16 divisors (see below), whose sum is σ = 126830592. Its totient is φ = 79259040.

The previous prime is 101612113. The next prime is 101612149. The reversal of 101612147 is 741216101.

It is a happy number.

It is not a de Polignac number, because 101612147 - 2⁶ = 101612083 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (101612149) 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, 1403 + ... + 14324.

It is an arithmetic number, because the mean of its divisors is an integer number (7926912).

Almost surely, 2^101612147 is an apocalyptic number.

101612147 is a deficient number, since it is larger than the sum of its proper divisors (25218445).

101612147 is a wasteful number, since it uses less digits than its factorization.

101612147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15818.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 101612147 is about 10080.2850654136. The cubic root of 101612147 is about 466.6399060051.

Adding to 101612147 its reverse (741216101), we get a palindrome (842828248).

The spelling of 101612147 in words is "one hundred one million, six hundred twelve thousand, one hundred forty-seven".