101540541 has 16 divisors (see below), whose sum is σ = 150897600. Its totient is φ = 60357888.

The previous prime is 101540533. The next prime is 101540563. The reversal of 101540541 is 145045101.

It is not a de Polignac number, because 101540541 - 2³ = 101540533 is a prime.

It is a super-3 number, since 3×101540541³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101540521) 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, 51426 + ... + 53363.

It is an arithmetic number, because the mean of its divisors is an integer number (9431100).

Almost surely, 2^101540541 is an apocalyptic number.

It is an amenable number.

101540541 is a deficient number, since it is larger than the sum of its proper divisors (49357059).

101540541 is a wasteful number, since it uses less digits than its factorization.

101540541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104828.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 101540541 is about 10076.7326549830. The cubic root of 101540541 is about 466.5302666554.

Adding to 101540541 its reverse (145045101), we get a palindrome (246585642).

The spelling of 101540541 in words is "one hundred one million, five hundred forty thousand, five hundred forty-one".