1625603341 has 4 divisors (see below), whose sum is σ = 1653156000. Its totient is φ = 1598050684.

The previous prime is 1625603321. The next prime is 1625603351. The reversal of 1625603341 is 1433065261.

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: 1433065261 = 22091 ⋅64871.

It is a cyclic number.

It is not a de Polignac number, because 1625603341 - 2¹³ = 1625595149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625603321) 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, 13776241 + ... + 13776358.

It is an arithmetic number, because the mean of its divisors is an integer number (413289000).

Almost surely, 2^1625603341 is an apocalyptic number.

It is an amenable number.

1625603341 is a deficient number, since it is larger than the sum of its proper divisors (27552659).

1625603341 is an equidigital number, since it uses as much as digits as its factorization.

1625603341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27552658.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1625603341 is about 40318.7715710685. The cubic root of 1625603341 is about 1175.8128290995.

The spelling of 1625603341 in words is "one billion, six hundred twenty-five million, six hundred three thousand, three hundred forty-one".