102070799 has 2 divisors, whose sum is σ = 102070800. Its totient is φ = 102070798.

The previous prime is 102070783. The next prime is 102070841. The reversal of 102070799 is 997070201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102070799 - 2⁴ = 102070783 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102070769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51035399 + 51035400.

It is an arithmetic number, because the mean of its divisors is an integer number (51035400).

Almost surely, 2^102070799 is an apocalyptic number.

102070799 is a deficient number, since it is larger than the sum of its proper divisors (1).

102070799 is an equidigital number, since it uses as much as digits as its factorization.

102070799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 102070799 is about 10103.0094031432. The cubic root of 102070799 is about 467.3409511672.

The spelling of 102070799 in words is "one hundred two million, seventy thousand, seven hundred ninety-nine".