105551250451 has 2 divisors, whose sum is σ = 105551250452. Its totient is φ = 105551250450.

The previous prime is 105551250419. The next prime is 105551250461. The reversal of 105551250451 is 154052155501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105551250451 - 2⁵ = 105551250419 is a prime.

It is a super-2 number, since 2×105551250451² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (105551250461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52775625225 + 52775625226.

It is an arithmetic number, because the mean of its divisors is an integer number (52775625226).

Almost surely, 2^105551250451 is an apocalyptic number.

105551250451 is a deficient number, since it is larger than the sum of its proper divisors (1).

105551250451 is an equidigital number, since it uses as much as digits as its factorization.

105551250451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25000, while the sum is 34.

The spelling of 105551250451 in words is "one hundred five billion, five hundred fifty-one million, two hundred fifty thousand, four hundred fifty-one".