1622607113 has 4 divisors (see below), whose sum is σ = 1626112128. Its totient is φ = 1619102100.

The previous prime is 1622607097. The next prime is 1622607121. The reversal of 1622607113 is 3117062261.

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.

It is a cyclic number.

It is not a de Polignac number, because 1622607113 - 2⁴ = 1622607097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1622607713) 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, 1751813 + ... + 1752738.

It is an arithmetic number, because the mean of its divisors is an integer number (406528032).

Almost surely, 2^1622607113 is an apocalyptic number.

It is an amenable number.

1622607113 is a deficient number, since it is larger than the sum of its proper divisors (3505015).

1622607113 is an equidigital number, since it uses as much as digits as its factorization.

1622607113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3505014.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 1622607113 is about 40281.5976967151. The cubic root of 1622607113 is about 1175.0899856842.

Adding to 1622607113 its reverse (3117062261), we get a palindrome (4739669374).

The spelling of 1622607113 in words is "one billion, six hundred twenty-two million, six hundred seven thousand, one hundred thirteen".