1626500113 has 4 divisors (see below), whose sum is σ = 1858857280. Its totient is φ = 1394142948.

The previous prime is 1626500101. The next prime is 1626500129. The reversal of 1626500113 is 3110056261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3110056261 = 13 ⋅239235097.

It is a cyclic number.

It is not a de Polignac number, because 1626500113 - 2²¹ = 1624402961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1626500153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116178573 + ... + 116178586.

It is an arithmetic number, because the mean of its divisors is an integer number (464714320).

Almost surely, 2^1626500113 is an apocalyptic number.

It is an amenable number.

1626500113 is a deficient number, since it is larger than the sum of its proper divisors (232357167).

1626500113 is an equidigital number, since it uses as much as digits as its factorization.

1626500113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232357166.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1626500113 is about 40329.8910610976. The cubic root of 1626500113 is about 1176.0290036444.

Adding to 1626500113 its reverse (3110056261), we get a palindrome (4736556374).

The spelling of 1626500113 in words is "one billion, six hundred twenty-six million, five hundred thousand, one hundred thirteen".