102377089 has 2 divisors, whose sum is σ = 102377090. Its totient is φ = 102377088.

The previous prime is 102377063. The next prime is 102377129. The reversal of 102377089 is 980773201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88981489 + 13395600 = 9433^2 + 3660^2 .

It is an emirp because it is prime and its reverse (980773201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102377089 - 2⁵ = 102377057 is a prime.

It is a super-2 number, since 2×102377089² = 20962136704227842, which contains 22 as substring.

It is a Chen prime.

It is equal to p_5890546 and since 102377089 and 5890546 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (102377189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51188544 + 51188545.

It is an arithmetic number, because the mean of its divisors is an integer number (51188545).

Almost surely, 2^102377089 is an apocalyptic number.

It is an amenable number.

102377089 is a deficient number, since it is larger than the sum of its proper divisors (1).

102377089 is an equidigital number, since it uses as much as digits as its factorization.

102377089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 102377089 is about 10118.1564032189. The cubic root of 102377089 is about 467.8079437561.

The spelling of 102377089 in words is "one hundred two million, three hundred seventy-seven thousand, eighty-nine".