623109023051 has 2 divisors, whose sum is σ = 623109023052. Its totient is φ = 623109023050.

The previous prime is 623109023021. The next prime is 623109023057. The reversal of 623109023051 is 150320901326.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-623109023051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 623109022999 and 623109023017.

It is not a weakly prime, because it can be changed into another prime (623109023057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311554511525 + 311554511526.

It is an arithmetic number, because the mean of its divisors is an integer number (311554511526).

Almost surely, 2^623109023051 is an apocalyptic number.

623109023051 is a deficient number, since it is larger than the sum of its proper divisors (1).

623109023051 is an equidigital number, since it uses as much as digits as its factorization.

623109023051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

Adding to 623109023051 its reverse (150320901326), we get a palindrome (773429924377).

The spelling of 623109023051 in words is "six hundred twenty-three billion, one hundred nine million, twenty-three thousand, fifty-one".