101340531 has 8 divisors (see below), whose sum is σ = 150134160. Its totient is φ = 67560336.

The previous prime is 101340511. The next prime is 101340559. The reversal of 101340531 is 135043101.

101340531 is a `hidden beast` number, since 1 + 0 + 134 + 0 + 531 = 666.

It is not a de Polignac number, because 101340531 - 2⁷ = 101340403 is a prime.

It is a super-2 number, since 2×101340531² = 20539806446723922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101340511) 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 7 ways as a sum of consecutive naturals, for example, 1876650 + ... + 1876703.

It is an arithmetic number, because the mean of its divisors is an integer number (18766770).

Almost surely, 2^101340531 is an apocalyptic number.

101340531 is a deficient number, since it is larger than the sum of its proper divisors (48793629).

101340531 is an equidigital number, since it uses as much as digits as its factorization.

101340531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753362 (or 3753356 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 101340531 is about 10066.8034151860. The cubic root of 101340531 is about 466.2237485190.

Adding to 101340531 its reverse (135043101), we get a palindrome (236383632).

The spelling of 101340531 in words is "one hundred one million, three hundred forty thousand, five hundred thirty-one".