105510023513 has 2 divisors, whose sum is σ = 105510023514. Its totient is φ = 105510023512.

The previous prime is 105510023483. The next prime is 105510023519. The reversal of 105510023513 is 315320015501.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67292510464 + 38217513049 = 259408^2 + 195493^2 .

It is a cyclic number.

It is not a de Polignac number, because 105510023513 - 2⁶ = 105510023449 is a prime.

It is a super-2 number, since 2×105510023513² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105510023519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52755011756 + 52755011757.

It is an arithmetic number, because the mean of its divisors is an integer number (52755011757).

Almost surely, 2^105510023513 is an apocalyptic number.

It is an amenable number.

105510023513 is a deficient number, since it is larger than the sum of its proper divisors (1).

105510023513 is an equidigital number, since it uses as much as digits as its factorization.

105510023513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 26.

The spelling of 105510023513 in words is "one hundred five billion, five hundred ten million, twenty-three thousand, five hundred thirteen".