101401043 has 16 divisors (see below), whose sum is σ = 113771520. Its totient is φ = 89914176.

The previous prime is 101401033. The next prime is 101401049. The reversal of 101401043 is 340104101.

It is a happy number.

It is not a de Polignac number, because 101401043 - 2⁸ = 101400787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101401049) 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, 18071 + ... + 23007.

It is an arithmetic number, because the mean of its divisors is an integer number (7110720).

Almost surely, 2^101401043 is an apocalyptic number.

101401043 is a deficient number, since it is larger than the sum of its proper divisors (12370477).

101401043 is a wasteful number, since it uses less digits than its factorization.

101401043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 101401043 is about 10069.8084887450. The cubic root of 101401043 is about 466.3165265278.

Adding to 101401043 its reverse (340104101), we get a palindrome (441505144).

The spelling of 101401043 in words is "one hundred one million, four hundred one thousand, forty-three".