101051147 has 4 divisors (see below), whose sum is σ = 101119536. Its totient is φ = 100982760.

The previous prime is 101051113. The next prime is 101051201. The reversal of 101051147 is 741150101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101051147 - 2¹⁴ = 101034763 is a prime.

It is a super-2 number, since 2×101051147² = 20422668620031218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101051047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31928 + ... + 34949.

It is an arithmetic number, because the mean of its divisors is an integer number (25279884).

Almost surely, 2^101051147 is an apocalyptic number.

101051147 is a deficient number, since it is larger than the sum of its proper divisors (68389).

101051147 is an equidigital number, since it uses as much as digits as its factorization.

101051147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68388.

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 101051147 is about 10052.4199574033. The cubic root of 101051147 is about 465.7795487571.

The spelling of 101051147 in words is "one hundred one million, fifty-one thousand, one hundred forty-seven".