101540151 has 12 divisors (see below), whose sum is σ = 147329728. Its totient is φ = 67388544.

The previous prime is 101540143. The next prime is 101540171. The reversal of 101540151 is 151045101.

It is a happy number.

It is not a de Polignac number, because 101540151 - 2³ = 101540143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101540171) 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 11 ways as a sum of consecutive naturals, for example, 23290 + ... + 27303.

Almost surely, 2^101540151 is an apocalyptic number.

101540151 is a deficient number, since it is larger than the sum of its proper divisors (45789577).

101540151 is a wasteful number, since it uses less digits than its factorization.

101540151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50822 (or 50819 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 101540151 is about 10076.7133034537. The cubic root of 101540151 is about 466.5296693667.

Adding to 101540151 its reverse (151045101), we get a palindrome (252585252).

The spelling of 101540151 in words is "one hundred one million, five hundred forty thousand, one hundred fifty-one".