110400402053 has 4 divisors (see below), whose sum is σ = 113093094828. Its totient is φ = 107707709280.

The previous prime is 110400402031. The next prime is 110400402059. The reversal of 110400402053 is 350204004011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350204004011 = 67 ⋅5226925433.

It can be written as a sum of positive squares in 2 ways, for example, as 20764233604 + 89636168449 = 144098^2 + 299393^2 .

It is a cyclic number.

It is not a de Polignac number, because 110400402053 - 2²² = 110396207749 is a prime.

It is a super-2 number, since 2×110400402053² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110400402059) 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, 1346346326 + ... + 1346346407.

It is an arithmetic number, because the mean of its divisors is an integer number (28273273707).

Almost surely, 2^110400402053 is an apocalyptic number.

It is an amenable number.

110400402053 is a deficient number, since it is larger than the sum of its proper divisors (2692692775).

110400402053 is an equidigital number, since it uses as much as digits as its factorization.

110400402053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692692774.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 110400402053 its reverse (350204004011), we get a palindrome (460604406064).

The spelling of 110400402053 in words is "one hundred ten billion, four hundred million, four hundred two thousand, fifty-three".