1623516052103 has 16 divisors (see below), whose sum is σ = 1819275601056. Its totient is φ = 1435797498240.

The previous prime is 1623516052009. The next prime is 1623516052231. The reversal of 1623516052103 is 3012506153261.

It is a cyclic number.

It is not a de Polignac number, because 1623516052103 - 2⁸ = 1623516051847 is a prime.

It is a super-2 number, since 2×1623516052103² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1623516052003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2170925 + ... + 2821337.

It is an arithmetic number, because the mean of its divisors is an integer number (113704725066).

Almost surely, 2^{1623516052103} is an apocalyptic number.

1623516052103 is a deficient number, since it is larger than the sum of its proper divisors (195759548953).

1623516052103 is a wasteful number, since it uses less digits than its factorization.

1623516052103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656594.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 1623516052103 in words is "one trillion, six hundred twenty-three billion, five hundred sixteen million, fifty-two thousand, one hundred three".