103664539 has 4 divisors (see below), whose sum is σ = 113088600. Its totient is φ = 94240480.

The previous prime is 103664537. The next prime is 103664543. The reversal of 103664539 is 935466301.

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 103664539 - 2¹ = 103664537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103664498 and 103664507.

It is not an unprimeable number, because it can be changed into a prime (103664537) 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, 4712014 + ... + 4712035.

It is an arithmetic number, because the mean of its divisors is an integer number (28272150).

Almost surely, 2^103664539 is an apocalyptic number.

103664539 is a deficient number, since it is larger than the sum of its proper divisors (9424061).

103664539 is an equidigital number, since it uses as much as digits as its factorization.

103664539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9424060.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 103664539 is about 10181.5784139788. The cubic root of 103664539 is about 469.7607640168.

The spelling of 103664539 in words is "one hundred three million, six hundred sixty-four thousand, five hundred thirty-nine".