10420554115 has 4 divisors (see below), whose sum is σ = 12504664944. Its totient is φ = 8336443288.

The previous prime is 10420554113. The next prime is 10420554127. The reversal of 10420554115 is 51145502401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10420554115 - 2¹ = 10420554113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10420554113) 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, 1042055407 + ... + 1042055416.

It is an arithmetic number, because the mean of its divisors is an integer number (3126166236).

Almost surely, 2^10420554115 is an apocalyptic number.

10420554115 is a deficient number, since it is larger than the sum of its proper divisors (2084110829).

10420554115 is an equidigital number, since it uses as much as digits as its factorization.

10420554115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084110828.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 10420554115 in words is "ten billion, four hundred twenty million, five hundred fifty-four thousand, one hundred fifteen".