101513043 has 12 divisors (see below), whose sum is σ = 146969680. Its totient is φ = 67518576.

The previous prime is 101513039. The next prime is 101513059. The reversal of 101513043 is 340315101.

It is not a de Polignac number, because 101513043 - 2² = 101513039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101513023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8896 + ... + 16797.

Almost surely, 2^101513043 is an apocalyptic number.

101513043 is a deficient number, since it is larger than the sum of its proper divisors (45456637).

101513043 is a wasteful number, since it uses less digits than its factorization.

101513043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26138 (or 26135 counting only the distinct ones).

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

The square root of 101513043 is about 10075.3681322322. The cubic root of 101513043 is about 466.4881494631.

Adding to 101513043 its reverse (340315101), we get a palindrome (441828144).

The spelling of 101513043 in words is "one hundred one million, five hundred thirteen thousand, forty-three".