106400053 has 4 divisors (see below), whose sum is σ = 106438860. Its totient is φ = 106361248.

The previous prime is 106399987. The next prime is 106400071. The reversal of 106400053 is 350004601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350004601 = 31 ⋅11290471.

It can be written as a sum of positive squares in 2 ways, for example, as 10712529 + 95687524 = 3273^2 + 9782^2 .

It is a cyclic number.

It is not a de Polignac number, because 106400053 - 2¹³ = 106391861 is a prime.

It is a super-2 number, since 2×106400053² = 22641942556805618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106400053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106400353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14950 + ... + 20887.

It is an arithmetic number, because the mean of its divisors is an integer number (26609715).

Almost surely, 2^106400053 is an apocalyptic number.

It is an amenable number.

106400053 is a deficient number, since it is larger than the sum of its proper divisors (38807).

106400053 is an equidigital number, since it uses as much as digits as its factorization.

106400053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38806.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 106400053 is about 10315.0401356466. The cubic root of 106400053 is about 473.8569791106.

Adding to 106400053 its reverse (350004601), we get a palindrome (456404654).

The spelling of 106400053 in words is "one hundred six million, four hundred thousand, fifty-three".