1573113101 has 6 divisors (see below), whose sum is σ = 1829947950. Its totient is φ = 1348382616.

The previous prime is 1573113097. The next prime is 1573113103. The reversal of 1573113101 is 1013113751.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 791071876 + 782041225 = 28126^2 + 27965^2 .

It is not a de Polignac number, because 1573113101 - 2² = 1573113097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1573113103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16052126 + ... + 16052223.

It is an arithmetic number, because the mean of its divisors is an integer number (304991325).

Almost surely, 2^1573113101 is an apocalyptic number.

It is an amenable number.

1573113101 is a deficient number, since it is larger than the sum of its proper divisors (256834849).

1573113101 is an equidigital number, since it uses as much as digits as its factorization.

1573113101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32104363 (or 32104356 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 23.

The square root of 1573113101 is about 39662.4898487223. The cubic root of 1573113101 is about 1163.0185702903.

Adding to 1573113101 its reverse (1013113751), we get a palindrome (2586226852).

The spelling of 1573113101 in words is "one billion, five hundred seventy-three million, one hundred thirteen thousand, one hundred one".